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skin-invert"> <img class="mw-logo-wordmark" alt="Уикипедия" src="/static/images/mobile/copyright/wikipedia-wordmark-bg.svg" style="width: 7.5em; height: 1.3125em;"> <img class="mw-logo-tagline" alt="Свободната енциклопедия" src="/static/images/mobile/copyright/wikipedia-tagline-bg.svg" width="120" height="12" style="width: 7.5em; height: 0.75em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A2%D1%8A%D1%80%D1%81%D0%B5%D0%BD%D0%B5" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Претърсване на Уикипедия [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Търсене</span> </a> <div 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class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Облик"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Облик" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Облик</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_bg.wikipedia.org&uselang=bg" class=""><span>Направете дарение</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0+%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително." class=""><span>Създаване на сметка</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0+%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o" class=""><span>Влизане</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Допълнителни опции" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Лични инструменти" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Лични инструменти</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Потребителско меню" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_bg.wikipedia.org&uselang=bg"><span>Направете дарение</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0+%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Създаване на сметка</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0+%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Влизане</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Страници за излезли от системата редактори <a href="/wiki/%D0%9F%D0%BE%D0%BC%D0%BE%D1%89:%D0%92%D1%8A%D0%B2%D0%B5%D0%B4%D0%B5%D0%BD%D0%B8%D0%B5" aria-label="Научете повече за редактирането"><span>научете повече</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D0%B8%D1%82%D0%B5_%D0%BF%D1%80%D0%B8%D0%BD%D0%BE%D1%81%D0%B8" title="Списък на промените, направени от този IP адрес [y]" accesskey="y"><span>Приноси</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D1%8F%D1%82%D0%B0_%D0%B1%D0%B5%D1%81%D0%B5%D0%B4%D0%B0" title="Дискусия относно редакциите от този адрес [n]" accesskey="n"><span>Беседа</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Сайт"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Съдържание" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Съдържание</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">скриване</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Начало</div> </a> </li> <li id="toc-Непозиционни_бройни_системи" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Непозиционни_бройни_системи"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Непозиционни бройни системи</span> </div> </a> <button aria-controls="toc-Непозиционни_бройни_системи-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Превключване на подраздел Непозиционни бройни системи</span> </button> <ul id="toc-Непозиционни_бройни_системи-sublist" class="vector-toc-list"> <li id="toc-Римска_бройна_система" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Римска_бройна_система"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Римска бройна система</span> </div> </a> <ul id="toc-Римска_бройна_система-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Гръцка_бройна_система" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Гръцка_бройна_система"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Гръцка бройна система</span> </div> </a> <ul id="toc-Гръцка_бройна_система-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Милетска_бройна_система" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Милетска_бройна_система"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Милетска бройна система</span> </div> </a> <ul id="toc-Милетска_бройна_система-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Позиционни_бройни_системи" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Позиционни_бройни_системи"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Позиционни бройни системи</span> </div> </a> <ul id="toc-Позиционни_бройни_системи-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Преобразуване" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Преобразуване"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Преобразуване</span> </div> </a> <button aria-controls="toc-Преобразуване-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Превключване на подраздел Преобразуване</span> </button> <ul id="toc-Преобразуване-sublist" class="vector-toc-list"> <li id="toc-Двоична_в_десетична" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Двоична_в_десетична"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>Двоична в десетична</span> </div> </a> <ul id="toc-Двоична_в_десетична-sublist" class="vector-toc-list"> <li id="toc-I_начин_–_стандартен" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#I_начин_–_стандартен"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1.1</span> <span>I начин – стандартен</span> </div> </a> <ul id="toc-I_начин_–_стандартен-sublist" class="vector-toc-list"> <li id="toc-II_начин_–_опростен" class="vector-toc-list-item vector-toc-level-4"> <a class="vector-toc-link" href="#II_начин_–_опростен"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1.1.1</span> <span>II начин – опростен</span> </div> </a> <ul id="toc-II_начин_–_опростен-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Десетична_в_двоична" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Десетична_в_двоична"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1.2</span> <span>Десетична в двоична</span> </div> </a> <ul id="toc-Десетична_в_двоична-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Двоична_в_шестнадесетична_и_обратно" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Двоична_в_шестнадесетична_и_обратно"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Двоична в шестнадесетична и обратно</span> </div> </a> <ul id="toc-Двоична_в_шестнадесетична_и_обратно-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Вижте_също" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Вижте_също"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Вижте също</span> </div> </a> <ul id="toc-Вижте_също-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Източници" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Източници"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Източници</span> </div> </a> <ul id="toc-Източници-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Съдържание" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Скриване/показване на съдържанието" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Скриване/показване на съдържанието</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Бройна система</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Към статията на друг език. Налична на 81 езика" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-81" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">81 езика</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Zahlensystem" title="Zahlensystem – швейцарски немски" lang="gsw" hreflang="gsw" data-title="Zahlensystem" data-language-autonym="Alemannisch" data-language-local-name="швейцарски немски" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D8%B8%D8%A7%D9%85_%D8%B9%D8%AF" title="نظام عد – арабски" lang="ar" hreflang="ar" data-title="نظام عد" data-language-autonym="العربية" data-language-local-name="арабски" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Say_sisteml%C9%99ri" title="Say sistemləri – азербайджански" lang="az" hreflang="az" data-title="Say sistemləri" data-language-autonym="Azərbaycanca" data-language-local-name="азербайджански" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A1%D1%96%D1%81%D1%82%D1%8D%D0%BC%D0%B0_%D0%B7%D0%BB%D1%96%D1%87%D1%8D%D0%BD%D0%BD%D1%8F" title="Сістэма злічэння – беларуски" lang="be" hreflang="be" data-title="Сістэма злічэння" data-language-autonym="Беларуская" data-language-local-name="беларуски" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%A1%D1%8B%D1%81%D1%82%D1%8D%D0%BC%D0%B0_%D0%B7%D1%8C%D0%BB%D1%96%D1%87%D1%8D%D0%BD%D1%8C%D0%BD%D1%8F" title="Сыстэма зьлічэньня – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Сыстэма зьлічэньня" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B8%E0%A6%82%E0%A6%96%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%AA%E0%A6%A6%E0%A7%8D%E0%A6%A7%E0%A6%A4%E0%A6%BF" title="সংখ্যাপদ্ধতি – бенгалски" lang="bn" hreflang="bn" data-title="সংখ্যাপদ্ধতি" data-language-autonym="বাংলা" data-language-local-name="бенгалски" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Brojevni_sistem" title="Brojevni sistem – босненски" lang="bs" hreflang="bs" data-title="Brojevni sistem" data-language-autonym="Bosanski" data-language-local-name="босненски" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Sistema_de_numeraci%C3%B3" title="Sistema de numeració – каталонски" lang="ca" hreflang="ca" data-title="Sistema de numeració" data-language-autonym="Català" data-language-local-name="каталонски" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%B3%DB%8C%D8%B3%D8%AA%D9%85%DB%8C_%DA%98%D9%85%D8%A7%D8%B1%D8%A7%DA%B5" title="سیستمی ژماراڵ – кюрдски (централен)" lang="ckb" hreflang="ckb" data-title="سیستمی ژماراڵ" data-language-autonym="کوردی" data-language-local-name="кюрдски (централен)" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/%C4%8C%C3%ADseln%C3%A1_soustava" title="Číselná soustava – чешки" lang="cs" hreflang="cs" data-title="Číselná soustava" data-language-autonym="Čeština" data-language-local-name="чешки" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%A8%D1%83%D1%82_%D1%82%D1%8B%D1%82%C4%83%D0%BC%C4%95" title="Шут тытăмĕ – чувашки" lang="cv" hreflang="cv" data-title="Шут тытăмĕ" data-language-autonym="Чӑвашла" data-language-local-name="чувашки" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Talsystem" title="Talsystem – датски" lang="da" hreflang="da" data-title="Talsystem" data-language-autonym="Dansk" data-language-local-name="датски" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Zahlensystem" title="Zahlensystem – немски" lang="de" hreflang="de" data-title="Zahlensystem" data-language-autonym="Deutsch" data-language-local-name="немски" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Numeral_system" title="Numeral system – английски" lang="en" hreflang="en" data-title="Numeral system" data-language-autonym="English" data-language-local-name="английски" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Nombrosistemo" title="Nombrosistemo – есперанто" lang="eo" hreflang="eo" data-title="Nombrosistemo" data-language-autonym="Esperanto" data-language-local-name="есперанто" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Sistema_de_numeraci%C3%B3n" title="Sistema de numeración – испански" lang="es" hreflang="es" data-title="Sistema de numeración" data-language-autonym="Español" data-language-local-name="испански" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Arvus%C3%BCsteem" title="Arvusüsteem – естонски" lang="et" hreflang="et" data-title="Arvusüsteem" data-language-autonym="Eesti" data-language-local-name="естонски" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Zenbaki-sistema" title="Zenbaki-sistema – баски" lang="eu" hreflang="eu" data-title="Zenbaki-sistema" data-language-autonym="Euskara" data-language-local-name="баски" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AF%D8%B3%D8%AA%DA%AF%D8%A7%D9%87_%D8%B4%D9%85%D8%A7%D8%B1%D8%B4" title="دستگاه شمارش – персийски" lang="fa" hreflang="fa" data-title="دستگاه شمارش" data-language-autonym="فارسی" data-language-local-name="персийски" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Lukuj%C3%A4rjestelm%C3%A4" title="Lukujärjestelmä – фински" lang="fi" hreflang="fi" data-title="Lukujärjestelmä" data-language-autonym="Suomi" data-language-local-name="фински" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Syst%C3%A8me_de_num%C3%A9ration" title="Système de numération – френски" lang="fr" hreflang="fr" data-title="Système de numération" data-language-autonym="Français" data-language-local-name="френски" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Sistema_de_numeraci%C3%B3n" title="Sistema de numeración – галисийски" lang="gl" hreflang="gl" data-title="Sistema de numeración" data-language-autonym="Galego" data-language-local-name="галисийски" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A9%D7%99%D7%98%D7%AA_%D7%A1%D7%A4%D7%99%D7%A8%D7%94" title="שיטת ספירה – иврит" lang="he" hreflang="he" data-title="שיטת ספירה" data-language-autonym="עברית" data-language-local-name="иврит" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B8%E0%A4%82%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE_%E0%A4%AA%E0%A4%A6%E0%A5%8D%E0%A4%A7%E0%A4%A4%E0%A4%BF%E0%A4%AF%E0%A4%BE%E0%A4%81" title="संख्या पद्धतियाँ – хинди" lang="hi" hreflang="hi" data-title="संख्या पद्धतियाँ" data-language-autonym="हिन्दी" data-language-local-name="хинди" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Brojevni_sustav" title="Brojevni sustav – хърватски" lang="hr" hreflang="hr" data-title="Brojevni sustav" data-language-autonym="Hrvatski" data-language-local-name="хърватски" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Sist%C3%A8m_nimewotasyon" title="Sistèm nimewotasyon – хаитянски креолски" lang="ht" hreflang="ht" data-title="Sistèm nimewotasyon" data-language-autonym="Kreyòl ayisyen" data-language-local-name="хаитянски креолски" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Sz%C3%A1mrendszer" title="Számrendszer – унгарски" lang="hu" hreflang="hu" data-title="Számrendszer" data-language-autonym="Magyar" data-language-local-name="унгарски" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%80%D5%A1%D5%B7%D5%BE%D5%A1%D6%80%D5%AF%D5%B4%D5%A1%D5%B6_%D5%B0%D5%A1%D5%B4%D5%A1%D5%AF%D5%A1%D6%80%D5%A3_(%D5%B4%D5%A1%D5%A9%D5%A5%D5%B4%D5%A1%D5%BF%D5%AB%D5%AF%D5%A1)" title="Հաշվարկման համակարգ (մաթեմատիկա) – арменски" lang="hy" hreflang="hy" data-title="Հաշվարկման համակարգ (մաթեմատիկա)" data-language-autonym="Հայերեն" data-language-local-name="арменски" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Sistem_bilangan" title="Sistem bilangan – индонезийски" lang="id" hreflang="id" data-title="Sistem bilangan" data-language-autonym="Bahasa Indonesia" data-language-local-name="индонезийски" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Nombrosistemo" title="Nombrosistemo – идо" lang="io" hreflang="io" data-title="Nombrosistemo" data-language-autonym="Ido" data-language-local-name="идо" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Talnakerfi" title="Talnakerfi – исландски" lang="is" hreflang="is" data-title="Talnakerfi" data-language-autonym="Íslenska" data-language-local-name="исландски" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Sistema_di_numerazione" title="Sistema di numerazione – италиански" lang="it" hreflang="it" data-title="Sistema di numerazione" data-language-autonym="Italiano" data-language-local-name="италиански" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%91%BD%E6%95%B0%E6%B3%95" title="命数法 – японски" lang="ja" hreflang="ja" data-title="命数法" data-language-autonym="日本語" data-language-local-name="японски" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Sistem_wilangan" title="Sistem wilangan – явански" lang="jv" hreflang="jv" data-title="Sistem wilangan" data-language-autonym="Jawa" data-language-local-name="явански" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%97%E1%83%95%E1%83%9A%E1%83%98%E1%83%A1_%E1%83%A1%E1%83%98%E1%83%A1%E1%83%A2%E1%83%94%E1%83%9B%E1%83%90" title="თვლის სისტემა – грузински" lang="ka" hreflang="ka" data-title="თვლის სისტემა" data-language-autonym="ქართული" data-language-local-name="грузински" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kaa mw-list-item"><a href="https://kaa.wikipedia.org/wiki/Sanaq_sistemas%C4%B1" title="Sanaq sisteması – каракалпашки" lang="kaa" hreflang="kaa" data-title="Sanaq sisteması" data-language-autonym="Qaraqalpaqsha" data-language-local-name="каракалпашки" class="interlanguage-link-target"><span>Qaraqalpaqsha</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%A1%D0%B0%D0%BD%D0%B0%D1%83_%D0%B6%D2%AF%D0%B9%D0%B5%D1%81%D1%96" title="Санау жүйесі – казахски" lang="kk" hreflang="kk" data-title="Санау жүйесі" data-language-autonym="Қазақша" data-language-local-name="казахски" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EA%B8%B0%EC%88%98%EB%B2%95" title="기수법 – корейски" lang="ko" hreflang="ko" data-title="기수법" data-language-autonym="한국어" data-language-local-name="корейски" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%AD%D1%81%D0%B5%D0%BF%D1%82%D3%A9%D3%A9_%D1%82%D1%83%D1%82%D1%83%D0%BC%D1%83" title="Эсептөө тутуму – киргизки" lang="ky" hreflang="ky" data-title="Эсептөө тутуму" data-language-autonym="Кыргызча" data-language-local-name="киргизки" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Systema_numerale" title="Systema numerale – латински" lang="la" hreflang="la" data-title="Systema numerale" data-language-autonym="Latina" data-language-local-name="латински" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Skait%C4%AB%C5%A1anas_sist%C4%93ma" title="Skaitīšanas sistēma – латвийски" lang="lv" hreflang="lv" data-title="Skaitīšanas sistēma" data-language-autonym="Latviešu" data-language-local-name="латвийски" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mhr mw-list-item"><a href="https://mhr.wikipedia.org/wiki/%D0%A7%D0%BE%D1%82%D1%80%D0%B0%D0%B4%D0%B0%D0%BC_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B5" title="Чотрадам системе – Eastern Mari" lang="mhr" hreflang="mhr" data-title="Чотрадам системе" data-language-autonym="Олык марий" data-language-local-name="Eastern Mari" class="interlanguage-link-target"><span>Олык марий</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D0%B5%D0%BD_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Броен систем – македонски" lang="mk" hreflang="mk" data-title="Броен систем" data-language-autonym="Македонски" data-language-local-name="македонски" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%B8%E0%B4%82%E0%B4%96%E0%B5%8D%E0%B4%AF%E0%B4%BE%E0%B4%B8%E0%B4%AE%E0%B5%8D%E0%B4%AA%E0%B5%8D%E0%B4%B0%E0%B4%A6%E0%B4%BE%E0%B4%AF%E0%B4%99%E0%B5%8D%E0%B4%99%E0%B5%BE" title="സംഖ്യാസമ്പ്രദായങ്ങൾ – малаялам" lang="ml" hreflang="ml" data-title="സംഖ്യാസമ്പ്രദായങ്ങൾ" data-language-autonym="മലയാളം" data-language-local-name="малаялам" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mni mw-list-item"><a href="https://mni.wikipedia.org/wiki/%EA%AF%83%EA%AF%81%EA%AF%A4%EA%AF%A1" title="ꯃꯁꯤꯡ – манипурски" lang="mni" hreflang="mni" data-title="ꯃꯁꯤꯡ" data-language-autonym="ꯃꯤꯇꯩ ꯂꯣꯟ" data-language-local-name="манипурски" class="interlanguage-link-target"><span>ꯃꯤꯇꯩ ꯂꯣꯟ</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Sistem_angka" title="Sistem angka – малайски" lang="ms" hreflang="ms" data-title="Sistem angka" data-language-autonym="Bahasa Melayu" data-language-local-name="малайски" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/Sistema_de_numera%C3%A7on" title="Sistema de numeraçon – мирандийски" lang="mwl" hreflang="mwl" data-title="Sistema de numeraçon" data-language-autonym="Mirandés" data-language-local-name="мирандийски" class="interlanguage-link-target"><span>Mirandés</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%82%E1%80%8F%E1%80%94%E1%80%BA%E1%80%B8%E1%80%81%E1%80%BC%E1%80%B1" title="ဂဏန်းခြေ – бирмански" lang="my" hreflang="my" data-title="ဂဏန်းခြေ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="бирмански" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Talstelsel" title="Talstelsel – нидерландски" lang="nl" hreflang="nl" data-title="Talstelsel" data-language-autonym="Nederlands" data-language-local-name="нидерландски" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Tallsystem" title="Tallsystem – норвежки (букмол)" lang="nb" hreflang="nb" data-title="Tallsystem" data-language-autonym="Norsk bokmål" data-language-local-name="норвежки (букмол)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nso mw-list-item"><a href="https://nso.wikipedia.org/wiki/Lebadi" title="Lebadi – северен сото" lang="nso" hreflang="nso" data-title="Lebadi" data-language-autonym="Sesotho sa Leboa" data-language-local-name="северен сото" class="interlanguage-link-target"><span>Sesotho sa Leboa</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Sist%C3%A8ma_de_numeracion" title="Sistèma de numeracion – окситански" lang="oc" hreflang="oc" data-title="Sistèma de numeracion" data-language-autonym="Occitan" data-language-local-name="окситански" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%B8%E0%A9%B0%E0%A8%96%E0%A8%BF%E0%A8%86_%E0%A8%AA%E0%A9%8D%E0%A8%B0%E0%A8%A3%E0%A8%BE%E0%A8%B2%E0%A9%80" title="ਸੰਖਿਆ ਪ੍ਰਣਾਲੀ – пенджабски" lang="pa" hreflang="pa" data-title="ਸੰਖਿਆ ਪ੍ਰਣਾਲੀ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="пенджабски" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/System_liczbowy" title="System liczbowy – полски" lang="pl" hreflang="pl" data-title="System liczbowy" data-language-autonym="Polski" data-language-local-name="полски" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%B9%D8%AF%D8%AF%DB%8C_%D9%86%D8%B8%D8%A7%D9%85" title="عددی نظام – Western Punjabi" lang="pnb" hreflang="pnb" data-title="عددی نظام" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Sistema_de_numera%C3%A7%C3%A3o" title="Sistema de numeração – португалски" lang="pt" hreflang="pt" data-title="Sistema de numeração" data-language-autonym="Português" data-language-local-name="португалски" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Sistem_de_numera%C8%9Bie" title="Sistem de numerație – румънски" lang="ro" hreflang="ro" data-title="Sistem de numerație" data-language-autonym="Română" data-language-local-name="румънски" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0_%D1%81%D1%87%D0%B8%D1%81%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F" title="Система счисления – руски" lang="ru" hreflang="ru" data-title="Система счисления" data-language-autonym="Русский" data-language-local-name="руски" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Brojevni_sistem" title="Brojevni sistem – сърбохърватски" lang="sh" hreflang="sh" data-title="Brojevni sistem" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="сърбохърватски" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B7%83%E0%B6%82%E0%B6%9B%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%8F%E0%B6%AD_%E0%B6%B4%E0%B6%AF%E0%B7%8A%E0%B6%B0%E0%B6%AD%E0%B7%92" title="සංඛ්‍යාත පද්ධති – синхалски" lang="si" hreflang="si" data-title="සංඛ්‍යාත පද්ධති" data-language-autonym="සිංහල" data-language-local-name="синхалски" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Numeral_system" title="Numeral system – Simple English" lang="en-simple" hreflang="en-simple" data-title="Numeral system" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/%C4%8C%C3%ADseln%C3%A1_s%C3%BAstava" title="Číselná sústava – словашки" lang="sk" hreflang="sk" data-title="Číselná sústava" data-language-autonym="Slovenčina" data-language-local-name="словашки" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/%C5%A0tevilski_sistem" title="Številski sistem – словенски" lang="sl" hreflang="sl" data-title="Številski sistem" data-language-autonym="Slovenščina" data-language-local-name="словенски" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sn mw-list-item"><a href="https://sn.wikipedia.org/wiki/Tsika_yekurava_nhamba" title="Tsika yekurava nhamba – шона" lang="sn" hreflang="sn" data-title="Tsika yekurava nhamba" data-language-autonym="ChiShona" data-language-local-name="шона" class="interlanguage-link-target"><span>ChiShona</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%91%D1%80%D0%BE%D1%98%D0%B5%D0%B2%D0%BD%D0%B8_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Бројевни систем – сръбски" lang="sr" hreflang="sr" data-title="Бројевни систем" data-language-autonym="Српски / srpski" data-language-local-name="сръбски" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Talsystem" title="Talsystem – шведски" lang="sv" hreflang="sv" data-title="Talsystem" data-language-autonym="Svenska" data-language-local-name="шведски" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%8E%E0%AE%A3%E0%AF%8D%E0%AE%95%E0%AF%81%E0%AE%B1%E0%AE%BF_%E0%AE%AE%E0%AF%81%E0%AE%B1%E0%AF%88%E0%AE%AE%E0%AF%88" title="எண்குறி முறைமை – тамилски" lang="ta" hreflang="ta" data-title="எண்குறி முறைமை" data-language-autonym="தமிழ்" data-language-local-name="тамилски" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B9%80%E0%B8%A5%E0%B8%82" title="ระบบเลข – тайски" lang="th" hreflang="th" data-title="ระบบเลข" data-language-autonym="ไทย" data-language-local-name="тайски" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Numerasyon" title="Numerasyon – тагалог" lang="tl" hreflang="tl" data-title="Numerasyon" data-language-autonym="Tagalog" data-language-local-name="тагалог" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Say%C4%B1sal_sistem" title="Sayısal sistem – турски" lang="tr" hreflang="tr" data-title="Sayısal sistem" data-language-autonym="Türkçe" data-language-local-name="турски" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A1%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0_%D1%87%D0%B8%D1%81%D0%BB%D0%B5%D0%BD%D0%BD%D1%8F" title="Система числення – украински" lang="uk" hreflang="uk" data-title="Система числення" data-language-autonym="Українська" data-language-local-name="украински" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%B9%D8%AF%D8%AF%DB%8C_%D9%86%D8%B8%D8%A7%D9%85" title="عددی نظام – урду" lang="ur" hreflang="ur" data-title="عددی نظام" data-language-autonym="اردو" data-language-local-name="урду" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Sanoq_sistemasi" title="Sanoq sistemasi – узбекски" lang="uz" hreflang="uz" data-title="Sanoq sistemasi" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="узбекски" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/H%E1%BB%87_%C4%91%E1%BA%BFm" title="Hệ đếm – виетнамски" lang="vi" hreflang="vi" data-title="Hệ đếm" data-language-autonym="Tiếng Việt" data-language-local-name="виетнамски" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Sistema_pag-ihap" title="Sistema pag-ihap – варай" lang="war" hreflang="war" data-title="Sistema pag-ihap" data-language-autonym="Winaray" data-language-local-name="варай" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%AE%B0%E6%95%B0%E7%B3%BB%E7%BB%9F" title="记数系统 – ву китайски" lang="wuu" hreflang="wuu" data-title="记数系统" data-language-autonym="吴语" data-language-local-name="ву китайски" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A0%D7%95%D7%9E%D7%A2%D7%A8%D7%9F_%D7%A1%D7%99%D7%A1%D7%98%D7%A2%D7%9D" title="נומערן סיסטעם – идиш" lang="yi" hreflang="yi" data-title="נומערן סיסטעם" data-language-autonym="ייִדיש" data-language-local-name="идиш" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%AE%B0%E6%95%B0%E7%B3%BB%E7%BB%9F" title="记数系统 – китайски" lang="zh" hreflang="zh" data-title="记数系统" data-language-autonym="中文" data-language-local-name="китайски" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E8%A1%A8%E6%95%B8%E6%B3%95" title="表數法 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="表數法" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/S%C3%B2%CD%98-j%C4%AB" title="Sò͘-jī – Minnan" lang="nan" hreflang="nan" data-title="Sò͘-jī" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%A8%98%E6%95%B8%E6%B3%95" title="記數法 – кантонски" lang="yue" hreflang="yue" data-title="記數法" data-language-autonym="粵語" data-language-local-name="кантонски" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q122653#sitelinks-wikipedia" title="Редактиране на междуезиковите препратки" class="wbc-editpage">Редактиране</a></span></div> </div> </div> </div> </header> <div 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id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Промяна на езиковия вариант" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">български</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Прегледи"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0"><span>Преглед</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit" title="Редактиране на страницата [v]" accesskey="v"><span>Редактиране</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit" title="Редактиране на изходния код на страницата [e]" accesskey="e"><span>Редактиране на кода</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=history" title="Предишни версии на страницата [h]" accesskey="h"><span>История</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Инструменти" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Инструменти</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Инструменти</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">скриване</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Допълнителни опции" > <div class="vector-menu-heading"> Действия </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0"><span>Преглед</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit" title="Редактиране на страницата [v]" accesskey="v"><span>Редактиране</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit" title="Редактиране на изходния код на страницата [e]" accesskey="e"><span>Редактиране на кода</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=history"><span>История</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Основни </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9A%D0%B0%D0%BA%D0%B2%D0%BE_%D1%81%D0%BE%D1%87%D0%B8_%D0%BD%D0%B0%D1%81%D0%B0%D0%BC/%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Списък на всички страници, сочещи насам [j]" accesskey="j"><span>Какво сочи насам</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%B2%D1%8A%D1%80%D0%B7%D0%B0%D0%BD%D0%B8_%D0%BF%D1%80%D0%BE%D0%BC%D0%B5%D0%BD%D0%B8/%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" rel="nofollow" title="Последните промени на страници, сочени от тази страница [k]" accesskey="k"><span>Свързани промени</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/MediaWiki:Uploadtext" title="Качи файлове [u]" accesskey="u"><span>Качване на файл</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B8" title="Списък на всички специални страници [q]" accesskey="q"><span>Специални страници</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&oldid=12348605" title="Постоянна препратка към тази версия на страницата"><span>Постоянна препратка</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=info" title="Повече за тази страница"><span>Информация за страницата</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A6%D0%B8%D1%82%D0%B8%D1%80%D0%B0%D0%BD%D0%B5&page=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&id=12348605&wpFormIdentifier=titleform" title="Информация за начините за цитиране на тази страница"><span>Цитиране на статията</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:UrlShortener&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%2591%25D1%2580%25D0%25BE%25D0%25B9%25D0%25BD%25D0%25B0_%25D1%2581%25D0%25B8%25D1%2581%25D1%2582%25D0%25B5%25D0%25BC%25D0%25B0"><span>Кратък URL адрес</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:QrCode&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%2591%25D1%2580%25D0%25BE%25D0%25B9%25D0%25BD%25D0%25B0_%25D1%2581%25D0%25B8%25D1%2581%25D1%2582%25D0%25B5%25D0%25BC%25D0%25B0"><span>Изтегляне на QR код</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Отпечатване/изнасяне </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:Book&bookcmd=book_creator&referer=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0+%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0"><span>Създаване на книга</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:DownloadAsPdf&page=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=show-download-screen"><span>Изтегляне като PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&printable=yes" title="Версия за печат на страницата [p]" accesskey="p"><span>Версия за печат</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> В други проекти </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Numeral_systems" hreflang="en"><span>Общомедия</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q122653" title="Препратка към свързания обект от хранилището за данни [g]" accesskey="g"><span>Обект в Уикиданни</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Облик"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Облик</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">скриване</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">от Уикипедия, свободната енциклопедия</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="bg" dir="ltr"><table class="metadata plainlinks ambox ambox-content" role="presentation"><tbody><tr><td class="mbox-image"><div style="width:52px"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Question_book-4.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/40px-Question_book-4.svg.png" decoding="async" width="40" height="31" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/60px-Question_book-4.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/80px-Question_book-4.svg.png 2x" data-file-width="262" data-file-height="204" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">Тази статия или раздел <b>има нужда от повече <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%A6%D0%B8%D1%82%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D0%B8%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8" title="Уикипедия:Цитиране на източници">източници</a>, позволяващи <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%92%D1%8A%D0%B7%D0%BC%D0%BE%D0%B6%D0%BD%D0%BE%D1%81%D1%82_%D0%B7%D0%B0_%D0%BF%D1%80%D0%BE%D0%B2%D0%B5%D1%80%D0%BA%D0%B0" title="Уикипедия:Възможност за проверка">проверка</a> на твърденията.</b><span class="hide-when-compact"> Можете да <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:EditPage/%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Специални:EditPage/Бройна система">подобрите статията</a>, като добавите <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%91%D0%BB%D0%B0%D0%B3%D0%BE%D0%BD%D0%B0%D0%B4%D0%B5%D0%B6%D0%B4%D0%BD%D0%B8_%D0%B8%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8" title="Уикипедия:Благонадеждни източници">благонадеждни източници</a>. Неподкрепени с източници материали могат да бъдат <a href="/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:%D0%A4%D0%B0%D0%BA%D1%82" class="mw-redirect" title="Шаблон:Факт">оспорени</a> и премахнати.</span><span class="hide-when-compact"></span></div></td></tr></tbody></table> <p><b>Бройната система</b> представлява символен метод за представяне на <a href="/wiki/%D0%A7%D0%B8%D1%81%D0%BB%D0%BE" title="Число">числата</a> посредством ограничен брой символи, наречени <a href="/wiki/%D0%A6%D0%B8%D1%84%D1%80%D0%B0" title="Цифра">цифри</a>. Съществуват два вида бройни системи – непозиционни и позиционни.<sup id="cite_ref-intr_Free_1-0" class="reference"><a href="#cite_note-intr_Free-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Непозиционни_бройни_системи"><span id=".D0.9D.D0.B5.D0.BF.D0.BE.D0.B7.D0.B8.D1.86.D0.B8.D0.BE.D0.BD.D0.BD.D0.B8_.D0.B1.D1.80.D0.BE.D0.B9.D0.BD.D0.B8_.D1.81.D0.B8.D1.81.D1.82.D0.B5.D0.BC.D0.B8"></span>Непозиционни бройни системи</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=1" title="Редактиране на раздел: Непозиционни бройни системи" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=1" title="Edit section's source code: Непозиционни бройни системи"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Непозиционните бройни системи са тези, при които стойността на цифрата най-общо не зависи от нейното място (позиция) в записа на числото. Такива бройни системи са <a href="/wiki/%D0%A0%D0%B8%D0%BC%D1%81%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Римски цифри">римската</a>, <a href="/wiki/%D0%93%D1%80%D1%8A%D1%86%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Гръцки цифри">гръцката</a>, милетската бройна система и др. </p> <div class="mw-heading mw-heading3"><h3 id="Римска_бройна_система"><span id=".D0.A0.D0.B8.D0.BC.D1.81.D0.BA.D0.B0_.D0.B1.D1.80.D0.BE.D0.B9.D0.BD.D0.B0_.D1.81.D0.B8.D1.81.D1.82.D0.B5.D0.BC.D0.B0"></span>Римска бройна система</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=2" title="Редактиране на раздел: Римска бройна система" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=2" title="Edit section's source code: Римска бройна система"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><div class="dablink noprint"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/17px-Crystal_Clear_app_xmag.svg.png" decoding="async" width="17" height="17" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/26px-Crystal_Clear_app_xmag.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/34px-Crystal_Clear_app_xmag.svg.png 2x" data-file-width="128" data-file-height="128" /></span></span> <i>Основна статия: <a href="/wiki/%D0%A0%D0%B8%D0%BC%D1%81%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Римски цифри">Римски цифри</a></i></div></dd></dl> <p>В римската бройна система използваните знаци са М (за 1000), D (500), C (100), L (50), X (10), V (5), I (1). Общата стойност се изчислява от ляво надясно, като знаците, които са с равна или по-голяма стойност се събират, а тези с по-малка – се изваждат. Например: VI = 5 + 1 = 6, IV = 5 − 1 = 4. </p> <div class="mw-heading mw-heading3"><h3 id="Гръцка_бройна_система"><span id=".D0.93.D1.80.D1.8A.D1.86.D0.BA.D0.B0_.D0.B1.D1.80.D0.BE.D0.B9.D0.BD.D0.B0_.D1.81.D0.B8.D1.81.D1.82.D0.B5.D0.BC.D0.B0"></span>Гръцка бройна система</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=3" title="Редактиране на раздел: Гръцка бройна система" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=3" title="Edit section's source code: Гръцка бройна система"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><div class="dablink noprint"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/17px-Crystal_Clear_app_xmag.svg.png" decoding="async" width="17" height="17" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/26px-Crystal_Clear_app_xmag.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/34px-Crystal_Clear_app_xmag.svg.png 2x" data-file-width="128" data-file-height="128" /></span></span> <i>Основна статия: <a href="/wiki/%D0%93%D1%80%D1%8A%D1%86%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Гръцки цифри">Гръцки цифри</a></i></div></dd></dl> <p>Гръцката бройна система, използвана главно за практически задачи, е десетична система с групиране по петици. Степените на 10 се означават с началните букви на съответните гръцки думи, като единиците се посочват с чертички, а групирането в петици се означава с буквата Γ пред числото. Например: </p> <dl><dd>ΓΔ = 50, ΓH = 500, ΓX = 5000, ΓM = 50 000.</dd></dl> <div class="mw-heading mw-heading3"><h3 id="Милетска_бройна_система"><span id=".D0.9C.D0.B8.D0.BB.D0.B5.D1.82.D1.81.D0.BA.D0.B0_.D0.B1.D1.80.D0.BE.D0.B9.D0.BD.D0.B0_.D1.81.D0.B8.D1.81.D1.82.D0.B5.D0.BC.D0.B0"></span>Милетска бройна система</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=4" title="Редактиране на раздел: Милетска бройна система" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=4" title="Edit section's source code: Милетска бройна система"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Милетската бройна система е била предназначена за научни пресмятания и за означаване на цифрите са използвани 24 гръцки и 3 еврейски букви. </p> <div class="mw-heading mw-heading2"><h2 id="Позиционни_бройни_системи"><span id=".D0.9F.D0.BE.D0.B7.D0.B8.D1.86.D0.B8.D0.BE.D0.BD.D0.BD.D0.B8_.D0.B1.D1.80.D0.BE.D0.B9.D0.BD.D0.B8_.D1.81.D0.B8.D1.81.D1.82.D0.B5.D0.BC.D0.B8"></span>Позиционни бройни системи</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=5" title="Редактиране на раздел: Позиционни бройни системи" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=5" title="Edit section's source code: Позиционни бройни системи"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><div class="dablink noprint"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/17px-Crystal_Clear_app_xmag.svg.png" decoding="async" width="17" height="17" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/26px-Crystal_Clear_app_xmag.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/Crystal_Clear_app_xmag.svg/34px-Crystal_Clear_app_xmag.svg.png 2x" data-file-width="128" data-file-height="128" /></span></span> <i>Основна статия: <a href="/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%B0_%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Основа на бройна система">Основа на бройна система</a></i></div></dd></dl> <p>Позиционните бройни системи са тези, при които стойността на цифрата зависи от нейното място (позиция) в записа на числото, като тя се умножава с т.нар. <a href="/wiki/%D0%A2%D0%B5%D0%B3%D0%BB%D0%BE%D0%B2%D0%B5%D0%BD_%D0%BA%D0%BE%D0%B5%D1%84%D0%B8%D1%86%D0%B8%D0%B5%D0%BD%D1%82" class="mw-redirect" title="Тегловен коефициент">тегловен коефициент</a>. Той представлява <a href="/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%B0_%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Основа на бройна система">основата на бройната система</a> (например 2, 10 или 16), повдигната на различна степен: нула – за най-младшия разряд, единица за следващия и т.н. – степента нараства с единица за всеки следващ по-старши разряд („наляво“). При дробната част на числото (ако има такава) степента на нейния най-старши разряд (първият след запетаята) е −1, като аналогично на цялата част от числото нараства по модул с единица (намалява с −1) в посока по-младшите разряди („надясно“). </p><p><a href="/wiki/%D0%94%D0%B5%D1%81%D0%B5%D1%82%D0%B8%D1%87%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Десетична бройна система">Десетичната бройна система</a> е позиционна бройна система с целочислена <a href="/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%B0_%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Основа на бройна система">основа</a> десет. </p> <div class="mw-heading mw-heading2"><h2 id="Преобразуване"><span id=".D0.9F.D1.80.D0.B5.D0.BE.D0.B1.D1.80.D0.B0.D0.B7.D1.83.D0.B2.D0.B0.D0.BD.D0.B5"></span>Преобразуване</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=6" title="Редактиране на раздел: Преобразуване" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=6" title="Edit section's source code: Преобразуване"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Всяко число може да бъде преобразувано от една бройна система в друга. </p> <div class="mw-heading mw-heading3"><h3 id="Двоична_в_десетична"><span id=".D0.94.D0.B2.D0.BE.D0.B8.D1.87.D0.BD.D0.B0_.D0.B2_.D0.B4.D0.B5.D1.81.D0.B5.D1.82.D0.B8.D1.87.D0.BD.D0.B0"></span>Двоична в десетична</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=7" title="Редактиране на раздел: Двоична в десетична" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=7" title="Edit section's source code: Двоична в десетична"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading4"><h4 id="I_начин_–_стандартен"><span id="I_.D0.BD.D0.B0.D1.87.D0.B8.D0.BD_.E2.80.93_.D1.81.D1.82.D0.B0.D0.BD.D0.B4.D0.B0.D1.80.D1.82.D0.B5.D0.BD"></span>I начин – стандартен</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=8" title="Редактиране на раздел: I начин – стандартен" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=8" title="Edit section's source code: I начин – стандартен"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Пример</i>: Имаме числото 101011 в двоична бройна система. За да го превърнем в десетична бройна система, трябва да сумираме тегловните коефициенти, умножени по цифрата на съответната позиция. </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle 101011=1*2^{5}+0*2^{4}+1*2^{3}+0*2^{2}+1*2^{1}+1*2^{0}=43}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mn>101011</mn> <mo>=</mo> <mn>1</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> </msup> <mo>+</mo> <mn>0</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> </msup> <mo>+</mo> <mn>1</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> </msup> <mo>+</mo> <mn>0</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> <mo>+</mo> <mn>1</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msup> <mo>+</mo> <mn>1</mn> <mo>∗</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> </msup> <mo>=</mo> <mn>43</mn> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle 101011=1*2^{5}+0*2^{4}+1*2^{3}+0*2^{2}+1*2^{1}+1*2^{0}=43}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/32f9b3a0c4737da920f45dcd68867a3c920eafe3" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:63.142ex; height:2.843ex;" alt="{\displaystyle 101011=1*2^{5}+0*2^{4}+1*2^{3}+0*2^{2}+1*2^{1}+1*2^{0}=43}"></span> </p> <div class="mw-heading mw-heading5"><h5 id="II_начин_–_опростен"><span id="II_.D0.BD.D0.B0.D1.87.D0.B8.D0.BD_.E2.80.93_.D0.BE.D0.BF.D1.80.D0.BE.D1.81.D1.82.D0.B5.D0.BD"></span>II начин – опростен</h5><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=9" title="Редактиране на раздел: II начин – опростен" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=9" title="Edit section's source code: II начин – опростен"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Пример:</i> Имаме числото 101011 в двоична бройна система. За да го превърнем в десетична бройна система, сумираме само тегловните коефициенти, съдържащи единица. </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle 101011=2^{0}+2^{1}+2^{3}+2^{5}=1+2+8+32=43}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mn>101011</mn> <mo>=</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> </msup> <mo>+</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msup> <mo>+</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> </msup> <mo>+</mo> <msup> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> </msup> <mo>=</mo> <mn>1</mn> <mo>+</mo> <mn>2</mn> <mo>+</mo> <mn>8</mn> <mo>+</mo> <mn>32</mn> <mo>=</mo> <mn>43</mn> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle 101011=2^{0}+2^{1}+2^{3}+2^{5}=1+2+8+32=43}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0a5d5b92b46b17f5aac95ba86c07b8a77473c50f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:50.316ex; height:2.843ex;" alt="{\displaystyle 101011=2^{0}+2^{1}+2^{3}+2^{5}=1+2+8+32=43}"></span> </p> <div class="mw-heading mw-heading4"><h4 id="Десетична_в_двоична"><span id=".D0.94.D0.B5.D1.81.D0.B5.D1.82.D0.B8.D1.87.D0.BD.D0.B0_.D0.B2_.D0.B4.D0.B2.D0.BE.D0.B8.D1.87.D0.BD.D0.B0"></span>Десетична в двоична</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=10" title="Редактиране на раздел: Десетична в двоична" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=10" title="Edit section's source code: Десетична в двоична"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>За да превърнем число от десетична в двоична бройна система, трябва да го разделяме на 2, докато частното стане нула като записваме остатъците вдясно (ако числото не може да се дели на 2, записваме единица, а ако може – нула).<br /><i>Пример</i>: Преобразуване на 87 от десетична в двоична бройна система. </p> <ul><li>87 ÷ 2 = 43 ⇒ 1</li> <li>43 ÷ 2 = 21 ⇒ 1</li> <li>21 ÷ 2 = 10 ⇒ 1</li> <li>10 ÷ 2 = 5 ⇒ 0</li> <li>5 ÷ 2 = 2 ⇒ 1</li> <li>2 ÷ 2 = 1 ⇒ 0</li> <li>1 ÷ 2 = 0 ⇒ 1</li></ul> <p>След това, за да получим двоичното число, вземаме получените единици и нули, като резултатът от последното деление става най-старшият разряд на двоичното число, съответно – резултатът от първото деление – най-младшият: на числото 87 в десетична бройна система съответства 1010111 в двоична. </p><p>За да получим двоичен еквивалент на десетична дроб, последователно умножаваме по основата на бройната система (в случая 2) до достигане на желаната точност. //При всяко умножаване цялата част на получения резултат е съответен разряд от двоичния еквивалент. В някои случаи точна десетична дроб не може да се получи и е налице остатък. В този случай дробта се закръгля според изискваната от конкретния случай точност (максимално допустимата за случая грешка). </p><p><i>Пример</i>: 0,386 </p> <ul><li>0,386 × 2 = 0,772 ⇒ 0</li> <li>0,772 × 2 = 1,544 ⇒ 1 (изваждаме единица)</li> <li>0,544 × 2 = 1,088 ⇒ 1 (изваждаме единица)</li> <li>0,088 × 2 = 0,176 ⇒ 0</li> <li>0,176 × 2 = 0,352 ⇒ 0</li> <li>0,352 × 2 = 0,704 ⇒ 0</li> <li>0,704 × 2 = 1,408 ⇒ 1 (изваждаме единица)</li> <li>0,408 × 2 = 0,816 ⇒ 0</li></ul> <p>За да получим числото, вземаме цялата част от всеки отговор от горе надолу и за числото 0,386 в десетична бройна система получаваме (с точност до осмия знак след запетаята) 0,01100010 в двоична. </p> <div class="mw-heading mw-heading3"><h3 id="Двоична_в_шестнадесетична_и_обратно"><span id=".D0.94.D0.B2.D0.BE.D0.B8.D1.87.D0.BD.D0.B0_.D0.B2_.D1.88.D0.B5.D1.81.D1.82.D0.BD.D0.B0.D0.B4.D0.B5.D1.81.D0.B5.D1.82.D0.B8.D1.87.D0.BD.D0.B0_.D0.B8_.D0.BE.D0.B1.D1.80.D0.B0.D1.82.D0.BD.D0.BE"></span>Двоична в шестнадесетична и обратно</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=11" title="Редактиране на раздел: Двоична в шестнадесетична и обратно" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=11" title="Edit section's source code: Двоична в шестнадесетична и обратно"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Най-лесно практически се осъществява чрез следната таблица за съответствие, използваща т.нар. тетради (четирицифрени двоични числа): </p><p>0000 – 0 </p><p>0001 – 1 </p><p>0010 – 2 </p><p>0011 – 3 </p><p>0100 – 4 </p><p>0101 – 5 </p><p>0110 – 6 </p><p>0111 – 7 </p><p>1000 – 8 </p><p>1001 – 9 </p><p>1010 – A </p><p>1011 – B </p><p>1100 – C </p><p>1101 – D </p><p>1110 – E </p><p>1111 – F </p><p><i>Пример</i>: 0011101001110010<sub>(2)</sub> </p> <ul><li>Разделяме числото от най-младшия разряд към най-старшия („от дясно наляво“) на тетради (полубайтове – четири бита) и според таблицата на съответствие между двете броични системи получаваме 0011|1010|0111|0010 = 3A72. В случай, когато броят двоични цифри не е кратен на четири, за практическо удобство двоичното число се допълва откъм най-старшата цифра/бит („отляво“) с необходимия брой нули.</li></ul> <p>Редица от 0 и 1 се нарича двоичен или <a href="/wiki/%D0%91%D0%B8%D0%BD%D0%B0%D1%80%D0%B5%D0%BD_%D0%BA%D0%BE%D0%B4" class="mw-redirect" title="Бинарен код">бинарен код</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Вижте_също"><span id=".D0.92.D0.B8.D0.B6.D1.82.D0.B5_.D1.81.D1.8A.D1.89.D0.BE"></span>Вижте също</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=12" title="Редактиране на раздел: Вижте също" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=12" title="Edit section's source code: Вижте също"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%B0_%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Основа на бройна система">Основа на бройна система</a></li> <li><a href="/wiki/%D0%94%D0%B2%D0%BE%D0%B8%D1%87%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Двоична бройна система">Двоична бройна система</a></li> <li><a href="/wiki/%D0%94%D0%B5%D1%81%D0%B5%D1%82%D0%B8%D1%87%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Десетична бройна система">Десетична бройна система</a></li> <li><a href="/wiki/%D0%9E%D1%81%D0%BC%D0%B8%D1%87%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Осмична бройна система">Осмична бройна система</a></li> <li><a href="/wiki/%D0%A8%D0%B5%D1%81%D1%82%D0%BD%D0%B0%D0%B4%D0%B5%D1%81%D0%B5%D1%82%D0%B8%D1%87%D0%BD%D0%B0_%D0%B1%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" class="mw-redirect" title="Шестнадесетична бройна система">Шестнадесетична бройна система</a></li> <li><a href="/wiki/%D0%A6%D0%B8%D1%84%D1%80%D0%B8_%D0%BD%D0%B0_%D0%BC%D0%B0%D0%B8%D1%82%D0%B5" title="Цифри на маите">Цифри на маите</a></li> <li><a href="/wiki/%D0%A0%D0%B8%D0%BC%D1%81%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Римски цифри">Римски цифри</a></li> <li><a href="/wiki/%D0%93%D1%80%D1%8A%D1%86%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Гръцки цифри">Гръцки цифри</a></li> <li><a href="/wiki/%D0%9A%D0%B8%D1%80%D0%B8%D0%BB%D1%81%D0%BA%D0%B8_%D1%86%D0%B8%D1%84%D1%80%D0%B8" title="Кирилски цифри">Кирилски цифри</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Източници"><span id=".D0.98.D0.B7.D1.82.D0.BE.D1.87.D0.BD.D0.B8.D1.86.D0.B8"></span>Източници</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&veaction=edit&section=13" title="Редактиране на раздел: Източници" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%91%D1%80%D0%BE%D0%B9%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&section=13" title="Edit section's source code: Източници"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-intr_Free-1"><span class="mw-cite-backlink"><a href="#cite_ref-intr_Free_1-0">↑</a></span> <span class="reference-text"><cite id="CITEREFНаков" class="book" style="font-style:normal">Наков, Светлин. <a rel="nofollow" class="external text" href="https://introprogramming.info/intro-csharp-book/read-online/glava8-broini-sistemi/#_Toc298864100">Free C# / Java / JavaScript / Python / C++ Programming Books » Глава 8. 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