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class="vector-main-menu-landmark" aria-label="站台"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">自然數</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="前往別種語言的條目。有 149 種語言可用" > <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-149" 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">149種語言</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ab mw-list-item"><a href="https://ab.wikipedia.org/wiki/%D0%98%D4%A5%D1%81%D0%B0%D0%B1%D0%B0%D1%80%D0%B0%D1%82%D3%99%D1%83_%D0%B0%D1%85%D1%8B%D4%A5%D1%85%D1%8C%D0%B0%D3%A1%D0%B0%D1%80%D0%B0" title="Иԥсабаратәу ахыԥхьаӡара – 阿布哈茲文" lang="ab" hreflang="ab" data-title="Иԥсабаратәу ахыԥхьаӡара" data-language-autonym="Аԥсшәа" data-language-local-name="阿布哈茲文" class="interlanguage-link-target"><span>Аԥсшәа</span></a></li><li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Natuurlike_getal" title="Natuurlike getal – 南非荷蘭文" lang="af" hreflang="af" data-title="Natuurlike getal" data-language-autonym="Afrikaans" data-language-local-name="南非荷蘭文" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Nat%C3%BCrliche_Zahl" title="Natürliche Zahl – 德文（瑞士）" lang="gsw" hreflang="gsw" data-title="Natürliche Zahl" data-language-autonym="Alemannisch" data-language-local-name="德文（瑞士）" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8B%A8%E1%89%B0%E1%8D%88%E1%8C%A5%E1%88%AE_%E1%89%81%E1%8C%A5%E1%88%AD" title="የተፈጥሮ ቁጥር – 阿姆哈拉文" lang="am" hreflang="am" data-title="የተፈጥሮ ቁጥር" data-language-autonym="አማርኛ" data-language-local-name="阿姆哈拉文" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Numero_natural" title="Numero natural – 阿拉貢文" lang="an" hreflang="an" data-title="Numero natural" data-language-autonym="Aragonés" data-language-local-name="阿拉貢文" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-anp mw-list-item"><a href="https://anp.wikipedia.org/wiki/%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%95%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%95_%E0%A4%B8%E0%A4%82%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE" title="प्राकृतिक संख्या – 昂加文" lang="anp" hreflang="anp" data-title="प्राकृतिक संख्या" data-language-autonym="अंगिका" data-language-local-name="昂加文" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B9%D8%AF%D8%AF_%D8%B7%D8%A8%D9%8A%D8%B9%D9%8A" title="عدد طبيعي – 阿拉伯文" lang="ar" hreflang="ar" data-title="عدد طبيعي" data-language-autonym="العربية" data-language-local-name="阿拉伯文" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D8%B9%D8%A7%D8%AF%D8%A7%D8%AF_%D8%B7%D8%A8%D9%8A%D8%B9%D9%8A" title="عاداد طبيعي – 摩洛哥阿拉伯文" lang="ary" hreflang="ary" data-title="عاداد طبيعي" data-language-autonym="الدارجة" data-language-local-name="摩洛哥阿拉伯文" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%B9%D8%AF%D8%AF_%D8%B7%D8%A8%D9%8A%D8%B9%D9%89" title="عدد طبيعى – 埃及阿拉伯文" lang="arz" hreflang="arz" data-title="عدد طبيعى" data-language-autonym="مصرى" data-language-local-name="埃及阿拉伯文" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/%E0%A6%B8%E0%A7%8D%E0%A6%AC%E0%A6%BE%E0%A6%AD%E0%A6%BE%E0%A7%B1%E0%A6%BF%E0%A6%95_%E0%A6%B8%E0%A6%82%E0%A6%96%E0%A7%8D%E0%A6%AF%E0%A6%BE" title="স্বাভাৱিক সংখ্যা – 阿薩姆文" lang="as" hreflang="as" data-title="স্বাভাৱিক সংখ্যা" data-language-autonym="অসমীয়া" data-language-local-name="阿薩姆文" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/N%C3%BAmberu_natural" title="Númberu natural – 阿斯圖里亞文" lang="ast" hreflang="ast" data-title="Númberu natural" data-language-autonym="Asturianu" data-language-local-name="阿斯圖里亞文" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Natural_%C9%99d%C9%99dl%C9%99r" title="Natural ədədlər – 亞塞拜然文" lang="az" hreflang="az" data-title="Natural ədədlər" data-language-autonym="Azərbaycanca" data-language-local-name="亞塞拜然文" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%B7%D8%A8%DB%8C%D8%B9%DB%8C_%D8%B3%D8%A7%DB%8C%DB%8C%D9%84%D8%A7%D8%B1" title="طبیعی ساییلار – South Azerbaijani" lang="azb" hreflang="azb" data-title="طبیعی ساییلار" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C_%D2%BB%D0%B0%D0%BD" title="Натураль һан – 巴什喀爾文" lang="ba" hreflang="ba" data-title="Натураль һан" data-language-autonym="Башҡортса" data-language-local-name="巴什喀爾文" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Wilangan_asli" title="Wilangan asli – 峇里文" lang="ban" hreflang="ban" data-title="Wilangan asli" data-language-autonym="Basa Bali" data-language-local-name="峇里文" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-bat-smg mw-list-item"><a href="https://bat-smg.wikipedia.org/wiki/Nat%C5%ABral%C4%97%CC%84j%C4%97_skaitl%C4%93" title="Natūralė̄jė skaitlē – 薩莫吉希亞文" lang="sgs" hreflang="sgs" data-title="Natūralė̄jė skaitlē" data-language-autonym="Žemaitėška" data-language-local-name="薩莫吉希亞文" class="interlanguage-link-target"><span>Žemaitėška</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D1%8B_%D0%BB%D1%96%D0%BA" title="Натуральны лік – 白俄羅斯文" lang="be" hreflang="be" data-title="Натуральны лік" data-language-autonym="Беларуская" data-language-local-name="白俄羅斯文" 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%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D1%8B_%D0%BB%D1%96%D0%BA" title="Натуральны лік – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Натуральны лік" 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-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%95%D1%81%D1%82%D0%B5%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BE_%D1%87%D0%B8%D1%81%D0%BB%D0%BE" title="Естествено число – 保加利亞文" lang="bg" hreflang="bg" data-title="Естествено число" data-language-autonym="Български" data-language-local-name="保加利亞文" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B8%E0%A7%8D%E0%A6%AC%E0%A6%BE%E0%A6%AD%E0%A6%BE%E0%A6%AC%E0%A6%BF%E0%A6%95_%E0%A6%B8%E0%A6%82%E0%A6%96%E0%A7%8D%E0%A6%AF%E0%A6%BE" title="স্বাভাবিক সংখ্যা – 孟加拉文" lang="bn" hreflang="bn" data-title="স্বাভাবিক সংখ্যা" data-language-autonym="বাংলা" data-language-local-name="孟加拉文" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%A2%E0%BD%84%E0%BC%8B%E0%BD%96%E0%BE%B1%E0%BD%B4%E0%BD%84%E0%BC%8B%E0%BD%82%E0%BE%B2%E0%BD%84%E0%BD%A6%E0%BC%8D" title="རང་བྱུང་གྲངས། – 藏文" lang="bo" hreflang="bo" data-title="རང་བྱུང་གྲངས།" data-language-autonym="བོད་ཡིག" data-language-local-name="藏文" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Niver_naturel" title="Niver naturel – 布列塔尼文" lang="br" hreflang="br" data-title="Niver naturel" data-language-autonym="Brezhoneg" data-language-local-name="布列塔尼文" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Prirodan_broj" title="Prirodan broj – 波士尼亞文" lang="bs" hreflang="bs" data-title="Prirodan broj" data-language-autonym="Bosanski" data-language-local-name="波士尼亞文" 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/Nombre_natural" title="Nombre natural – 加泰蘭文" lang="ca" hreflang="ca" data-title="Nombre natural" data-language-autonym="Català" data-language-local-name="加泰蘭文" 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/%DA%98%D9%85%D8%A7%D8%B1%DB%95%DB%8C_%D8%B3%D8%B1%D9%88%D8%B4%D8%AA%DB%8C" title="ژمارەی سروشتی – 中庫德文" lang="ckb" hreflang="ckb" data-title="ژمارەی سروشتی" data-language-autonym="کوردی" data-language-local-name="中庫德文" 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/P%C5%99irozen%C3%A9_%C4%8D%C3%ADslo" title="Přirozené číslo – 捷克文" lang="cs" hreflang="cs" data-title="Přirozené číslo" data-language-autonym="Čeština" data-language-local-name="捷克文" 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%9F%D1%83%D1%80%D0%BB%C4%83%D1%85_%D1%85%D0%B8%D1%81%D0%B5%D0%BF%C4%95" title="Пурлăх хисепĕ – 楚瓦什文" lang="cv" hreflang="cv" data-title="Пурлăх хисепĕ" data-language-autonym="Чӑвашла" data-language-local-name="楚瓦什文" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Rhif_naturiol" title="Rhif naturiol – 威爾斯文" lang="cy" hreflang="cy" data-title="Rhif naturiol" data-language-autonym="Cymraeg" data-language-local-name="威爾斯文" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Naturligt_tal" title="Naturligt tal – 丹麥文" lang="da" hreflang="da" data-title="Naturligt tal" data-language-autonym="Dansk" data-language-local-name="丹麥文" 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/Nat%C3%BCrliche_Zahl" title="Natürliche Zahl – 德文" lang="de" hreflang="de" data-title="Natürliche Zahl" data-language-autonym="Deutsch" data-language-local-name="德文" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A6%CF%85%CF%83%CE%B9%CE%BA%CF%8C%CF%82_%CE%B1%CF%81%CE%B9%CE%B8%CE%BC%CF%8C%CF%82" title="Φυσικός αριθμός – 希臘文" lang="el" hreflang="el" data-title="Φυσικός αριθμός" data-language-autonym="Ελληνικά" data-language-local-name="希臘文" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-eml mw-list-item"><a href="https://eml.wikipedia.org/wiki/N%C3%B3mmer_natur%C3%A8l" title="Nómmer naturèl – Emiliano-Romagnolo" lang="egl" hreflang="egl" data-title="Nómmer naturèl" data-language-autonym="Emiliàn e rumagnòl" data-language-local-name="Emiliano-Romagnolo" class="interlanguage-link-target"><span>Emiliàn e rumagnòl</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Natural_number" title="Natural number – 英文" lang="en" hreflang="en" data-title="Natural number" data-language-autonym="English" data-language-local-name="英文" 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/Natura_nombro" title="Natura nombro – 世界文" lang="eo" hreflang="eo" data-title="Natura nombro" data-language-autonym="Esperanto" data-language-local-name="世界文" 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/N%C3%BAmero_natural" title="Número natural – 西班牙文" lang="es" hreflang="es" data-title="Número natural" data-language-autonym="Español" data-language-local-name="西班牙文" 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/Naturaalarv" title="Naturaalarv – 愛沙尼亞文" lang="et" hreflang="et" data-title="Naturaalarv" data-language-autonym="Eesti" data-language-local-name="愛沙尼亞文" 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_arrunt" title="Zenbaki arrunt – 巴斯克文" lang="eu" hreflang="eu" data-title="Zenbaki arrunt" data-language-autonym="Euskara" data-language-local-name="巴斯克文" 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%B9%D8%AF%D8%AF_%D8%B7%D8%A8%DB%8C%D8%B9%DB%8C" title="عدد طبیعی – 波斯文" lang="fa" hreflang="fa" data-title="عدد طبیعی" data-language-autonym="فارسی" data-language-local-name="波斯文" 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/Luonnollinen_luku" title="Luonnollinen luku – 芬蘭文" lang="fi" hreflang="fi" data-title="Luonnollinen luku" data-language-autonym="Suomi" data-language-local-name="芬蘭文" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fiu-vro mw-list-item"><a href="https://fiu-vro.wikipedia.org/wiki/T%C3%BCk%C3%BCarv" title="Tüküarv – 佛羅文" lang="vro" hreflang="vro" data-title="Tüküarv" data-language-autonym="Võro" data-language-local-name="佛羅文" class="interlanguage-link-target"><span>Võro</span></a></li><li class="interlanguage-link interwiki-fj mw-list-item"><a href="https://fj.wikipedia.org/wiki/Naba_vakatamata" title="Naba vakatamata – 斐濟文" lang="fj" hreflang="fj" data-title="Naba vakatamata" data-language-autonym="Na Vosa Vakaviti" data-language-local-name="斐濟文" class="interlanguage-link-target"><span>Na Vosa Vakaviti</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Teljital" title="Teljital – 法羅文" lang="fo" hreflang="fo" data-title="Teljital" data-language-autonym="Føroyskt" data-language-local-name="法羅文" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Entier_naturel" title="Entier naturel – 法文" lang="fr" hreflang="fr" data-title="Entier naturel" data-language-autonym="Français" data-language-local-name="法文" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Nat%C3%BC%C3%BCrelk_taal" title="Natüürelk taal – 北弗里西亞文" lang="frr" hreflang="frr" data-title="Natüürelk taal" data-language-autonym="Nordfriisk" data-language-local-name="北弗里西亞文" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Uimhir_aiceanta" title="Uimhir aiceanta – 愛爾蘭文" lang="ga" hreflang="ga" data-title="Uimhir aiceanta" data-language-autonym="Gaeilge" data-language-local-name="愛爾蘭文" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gcr mw-list-item"><a href="https://gcr.wikipedia.org/wiki/Anty%C3%A9_natir%C3%A8l" title="Antyé natirèl – Guianan Creole" lang="gcr" hreflang="gcr" data-title="Antyé natirèl" data-language-autonym="Kriyòl gwiyannen" data-language-local-name="Guianan Creole" class="interlanguage-link-target"><span>Kriyòl gwiyannen</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/N%C3%BAmero_natural" title="Número natural – 加利西亞文" lang="gl" hreflang="gl" data-title="Número natural" data-language-autonym="Galego" data-language-local-name="加利西亞文" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%AA%E0%AB%8D%E0%AA%B0%E0%AA%BE%E0%AA%95%E0%AB%83%E0%AA%A4%E0%AA%BF%E0%AA%95_%E0%AA%B8%E0%AA%82%E0%AA%96%E0%AB%8D%E0%AA%AF%E0%AA%BE%E0%AA%93" title="પ્રાકૃતિક સંખ્યાઓ – 古吉拉特文" lang="gu" hreflang="gu" data-title="પ્રાકૃતિક સંખ્યાઓ" data-language-autonym="ગુજરાતી" data-language-local-name="古吉拉特文" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%A1%D7%A4%D7%A8_%D7%98%D7%91%D7%A2%D7%99" title="מספר טבעי – 希伯來文" lang="he" hreflang="he" data-title="מספר טבעי" data-language-autonym="עברית" data-language-local-name="希伯來文" 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%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%95%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%95_%E0%A4%B8%E0%A4%82%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE" title="प्राकृतिक संख्या – 印地文" lang="hi" hreflang="hi" data-title="प्राकृतिक संख्या" data-language-autonym="हिन्दी" data-language-local-name="印地文" 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/Prirodni_broj" title="Prirodni broj – 克羅埃西亞文" lang="hr" hreflang="hr" data-title="Prirodni broj" data-language-autonym="Hrvatski" data-language-local-name="克羅埃西亞文" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hsb mw-list-item"><a href="https://hsb.wikipedia.org/wiki/P%C5%99irodna_li%C4%8Dba" title="Přirodna ličba – 上索布文" lang="hsb" hreflang="hsb" data-title="Přirodna ličba" data-language-autonym="Hornjoserbsce" data-language-local-name="上索布文" class="interlanguage-link-target"><span>Hornjoserbsce</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Term%C3%A9szetes_sz%C3%A1mok" title="Természetes számok – 匈牙利文" lang="hu" hreflang="hu" data-title="Természetes számok" data-language-autonym="Magyar" data-language-local-name="匈牙利文" 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/%D4%B2%D5%B6%D5%A1%D5%AF%D5%A1%D5%B6_%D5%A9%D5%AB%D5%BE" title="Բնական թիվ – 亞美尼亞文" lang="hy" hreflang="hy" data-title="Բնական թիվ" data-language-autonym="Հայերեն" data-language-local-name="亞美尼亞文" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hyw mw-list-item"><a href="https://hyw.wikipedia.org/wiki/%D4%B2%D5%B6%D5%A1%D5%AF%D5%A1%D5%B6_%D5%A9%D5%AB%D6%82" title="Բնական թիւ – Western Armenian" lang="hyw" hreflang="hyw" data-title="Բնական թիւ" data-language-autonym="Արեւմտահայերէն" data-language-local-name="Western Armenian" class="interlanguage-link-target"><span>Արեւմտահայերէն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Numero_natural" title="Numero natural – 國際文" lang="ia" hreflang="ia" data-title="Numero natural" data-language-autonym="Interlingua" data-language-local-name="國際文" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Bilangan_asli" title="Bilangan asli – 印尼文" lang="id" hreflang="id" data-title="Bilangan asli" data-language-autonym="Bahasa Indonesia" data-language-local-name="印尼文" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-inh mw-list-item"><a href="https://inh.wikipedia.org/wiki/%D0%91%D0%BE%D0%BA%D1%8A%D0%BE%D0%BD%D1%86%D0%B0_%D0%B4%D0%BE%D0%BB%D0%B0_%D1%82%D0%B0%D1%8C%D1%80%D0%B0%D1%85%D1%8C" title="Бокъонца дола таьрахь – 印古什文" lang="inh" hreflang="inh" data-title="Бокъонца дола таьрахь" data-language-autonym="ГӀалгӀай" data-language-local-name="印古什文" class="interlanguage-link-target"><span>ГӀалгӀай</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Naturala_nombro" title="Naturala nombro – 伊多文" lang="io" hreflang="io" data-title="Naturala nombro" data-language-autonym="Ido" data-language-local-name="伊多文" 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/N%C3%A1tt%C3%BArlegar_t%C3%B6lur" title="Náttúrlegar tölur – 冰島文" lang="is" hreflang="is" data-title="Náttúrlegar tölur" data-language-autonym="Íslenska" data-language-local-name="冰島文" 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/Numero_naturale" title="Numero naturale – 義大利文" lang="it" hreflang="it" data-title="Numero naturale" data-language-autonym="Italiano" data-language-local-name="義大利文" 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/%E8%87%AA%E7%84%B6%E6%95%B0" title="自然数 – 日文" lang="ja" hreflang="ja" data-title="自然数" data-language-autonym="日本語" data-language-local-name="日文" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jam mw-list-item"><a href="https://jam.wikipedia.org/wiki/Nachral_nomba" title="Nachral nomba – 牙買加克里奧爾英文" lang="jam" hreflang="jam" data-title="Nachral nomba" data-language-autonym="Patois" data-language-local-name="牙買加克里奧爾英文" class="interlanguage-link-target"><span>Patois</span></a></li><li class="interlanguage-link interwiki-jbo mw-list-item"><a href="https://jbo.wikipedia.org/wiki/kacna%27u" title="kacna'u – 邏輯文" lang="jbo" hreflang="jbo" data-title="kacna'u" data-language-autonym="La .lojban." data-language-local-name="邏輯文" class="interlanguage-link-target"><span>La .lojban.</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Wilangan_asli" title="Wilangan asli – 爪哇文" lang="jv" hreflang="jv" data-title="Wilangan asli" data-language-autonym="Jawa" data-language-local-name="爪哇文" 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%9C%E1%83%90%E1%83%A2%E1%83%A3%E1%83%A0%E1%83%90%E1%83%9A%E1%83%A3%E1%83%A0%E1%83%98_%E1%83%A0%E1%83%98%E1%83%AA%E1%83%AE%E1%83%95%E1%83%98" title="ნატურალური რიცხვი – 喬治亞文" lang="ka" hreflang="ka" data-title="ნატურალური რიცხვი" data-language-autonym="ქართული" data-language-local-name="喬治亞文" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kbp mw-list-item"><a href="https://kbp.wikipedia.org/wiki/Pilim_%C3%B1%CA%8A%CA%8A" title="Pilim ñʊʊ – Kabiye" lang="kbp" hreflang="kbp" data-title="Pilim ñʊʊ" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiye" class="interlanguage-link-target"><span>Kabɩyɛ</span></a></li><li class="interlanguage-link interwiki-kcg mw-list-item"><a href="https://kcg.wikipedia.org/wiki/A%CC%B1za%CC%B1za%CC%B1rak_la%CC%B1mba" title="A̱za̱za̱rak la̱mba – 卡塔布文" lang="kcg" hreflang="kcg" data-title="A̱za̱za̱rak la̱mba" data-language-autonym="Tyap" data-language-local-name="卡塔布文" class="interlanguage-link-target"><span>Tyap</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%94%D0%B0%D2%93%D0%B4%D1%8B%D0%BB%D1%8B_%D1%81%D0%B0%D0%BD" title="Дағдылы сан – 哈薩克文" lang="kk" hreflang="kk" data-title="Дағдылы сан" data-language-autonym="Қазақша" data-language-local-name="哈薩克文" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-km mw-list-item"><a href="https://km.wikipedia.org/wiki/%E1%9E%85%E1%9F%86%E1%9E%93%E1%9E%BD%E1%9E%93%E1%9E%82%E1%9E%8F%E1%9F%8B%E1%9E%92%E1%9E%98%E1%9F%92%E1%9E%98%E1%9E%87%E1%9E%B6%E1%9E%8F%E1%9E%B7" title="ចំនួនគត់ធម្មជាតិ – 高棉文" lang="km" hreflang="km" data-title="ចំនួនគត់ធម្មជាតិ" data-language-autonym="ភាសាខ្មែរ" data-language-local-name="高棉文" class="interlanguage-link-target"><span>ភាសាខ្មែរ</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%B8%E0%B3%8D%E0%B2%B5%E0%B2%BE%E0%B2%AD%E0%B2%BE%E0%B2%B5%E0%B2%BF%E0%B2%95_%E0%B2%B8%E0%B2%82%E0%B2%96%E0%B3%8D%E0%B2%AF%E0%B3%86" title="ಸ್ವಾಭಾವಿಕ ಸಂಖ್ಯೆ – 坎那達文" lang="kn" hreflang="kn" data-title="ಸ್ವಾಭಾವಿಕ ಸಂಖ್ಯೆ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="坎那達文" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9E%90%EC%97%B0%EC%88%98" title="자연수 – 韓文" lang="ko" hreflang="ko" data-title="자연수" data-language-autonym="한국어" data-language-local-name="韓文" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ksh mw-list-item"><a href="https://ksh.wikipedia.org/wiki/Nat%C3%B6rliche_Zahle" title="Natörliche Zahle – 科隆文" lang="ksh" hreflang="ksh" data-title="Natörliche Zahle" data-language-autonym="Ripoarisch" data-language-local-name="科隆文" class="interlanguage-link-target"><span>Ripoarisch</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Hejmar%C3%AAn_xwezay%C3%AE" title="Hejmarên xwezayî – 庫德文" lang="ku" hreflang="ku" data-title="Hejmarên xwezayî" data-language-autonym="Kurdî" data-language-local-name="庫德文" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D0%B4%D1%8B%D0%BA_%D1%81%D0%B0%D0%BD" title="Натуралдык сан – 吉爾吉斯文" lang="ky" hreflang="ky" data-title="Натуралдык сан" data-language-autonym="Кыргызча" data-language-local-name="吉爾吉斯文" 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/Numerus_naturalis" title="Numerus naturalis – 拉丁文" lang="la" hreflang="la" data-title="Numerus naturalis" data-language-autonym="Latina" data-language-local-name="拉丁文" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Natierlech_Zuel" title="Natierlech Zuel – 盧森堡文" lang="lb" hreflang="lb" data-title="Natierlech Zuel" data-language-autonym="Lëtzebuergesch" data-language-local-name="盧森堡文" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lfn mw-list-item"><a href="https://lfn.wikipedia.org/wiki/Numero_natural" title="Numero natural – 新共同語言" lang="lfn" hreflang="lfn" data-title="Numero natural" data-language-autonym="Lingua Franca Nova" data-language-local-name="新共同語言" class="interlanguage-link-target"><span>Lingua Franca Nova</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Natuurlek_getal" title="Natuurlek getal – 林堡文" lang="li" hreflang="li" data-title="Natuurlek getal" data-language-autonym="Limburgs" data-language-local-name="林堡文" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/N%C3%BCmar_nat%C3%BCraal" title="Nümar natüraal – 倫巴底文" lang="lmo" hreflang="lmo" data-title="Nümar natüraal" data-language-autonym="Lombard" data-language-local-name="倫巴底文" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lo mw-list-item"><a href="https://lo.wikipedia.org/wiki/%E0%BA%88%E0%BA%B3%E0%BA%99%E0%BA%A7%E0%BA%99%E0%BA%97%E0%BA%B3%E0%BA%A1%E0%BA%B0%E0%BA%8A%E0%BA%B2%E0%BA%94" title="ຈຳນວນທຳມະຊາດ – 寮文" lang="lo" hreflang="lo" data-title="ຈຳນວນທຳມະຊາດ" data-language-autonym="ລາວ" data-language-local-name="寮文" class="interlanguage-link-target"><span>ລາວ</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Nat%C5%ABralusis_skai%C4%8Dius" title="Natūralusis skaičius – 立陶宛文" lang="lt" hreflang="lt" data-title="Natūralusis skaičius" data-language-autonym="Lietuvių" data-language-local-name="立陶宛文" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Natur%C4%81ls_skaitlis" title="Naturāls skaitlis – 拉脫維亞文" lang="lv" hreflang="lv" data-title="Naturāls skaitlis" data-language-autonym="Latviešu" data-language-local-name="拉脫維亞文" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Isa_nanahary" title="Isa nanahary – 馬達加斯加文" lang="mg" hreflang="mg" data-title="Isa nanahary" data-language-autonym="Malagasy" data-language-local-name="馬達加斯加文" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9F%D1%80%D0%B8%D1%80%D0%BE%D0%B4%D0%B5%D0%BD_%D0%B1%D1%80%D0%BE%D1%98" title="Природен број – 馬其頓文" lang="mk" hreflang="mk" data-title="Природен број" data-language-autonym="Македонски" data-language-local-name="馬其頓文" 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%8E%E0%B4%A3%E0%B5%8D%E0%B4%A3%E0%B5%BD_%E0%B4%B8%E0%B4%82%E0%B4%96%E0%B5%8D%E0%B4%AF" title="എണ്ണൽ സംഖ്യ – 馬來亞拉姆文" lang="ml" hreflang="ml" data-title="എണ്ണൽ സംഖ്യ" data-language-autonym="മലയാളം" data-language-local-name="馬來亞拉姆文" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB_%D1%82%D0%BE%D0%BE" title="Натурал тоо – 蒙古文" lang="mn" hreflang="mn" data-title="Натурал тоо" data-language-autonym="Монгол" data-language-local-name="蒙古文" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%A8%E0%A5%88%E0%A4%B8%E0%A4%B0%E0%A5%8D%E0%A4%97%E0%A4%BF%E0%A4%95_%E0%A4%B8%E0%A4%82%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE" title="नैसर्गिक संख्या – 馬拉地文" lang="mr" hreflang="mr" data-title="नैसर्गिक संख्या" data-language-autonym="मराठी" data-language-local-name="馬拉地文" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Nombor_asli" title="Nombor asli – 馬來文" lang="ms" hreflang="ms" data-title="Nombor asli" data-language-autonym="Bahasa Melayu" data-language-local-name="馬來文" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mt mw-list-item"><a href="https://mt.wikipedia.org/wiki/Numru_naturali" title="Numru naturali – 馬爾他文" lang="mt" hreflang="mt" data-title="Numru naturali" data-language-autonym="Malti" data-language-local-name="馬爾他文" class="interlanguage-link-target"><span>Malti</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/N%C3%BAmaro_natural" title="Númaro natural – 米蘭德斯文" lang="mwl" hreflang="mwl" data-title="Númaro natural" data-language-autonym="Mirandés" data-language-local-name="米蘭德斯文" 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%9E%E1%80%98%E1%80%AC%E1%80%9D%E1%80%80%E1%80%AD%E1%80%94%E1%80%BA%E1%80%B8" title="သဘာဝကိန်း – 緬甸文" lang="my" hreflang="my" data-title="သဘာဝကိန်း" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="緬甸文" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Nat%C3%BCrliche_Tall" title="Natürliche Tall – 低地德文" lang="nds" hreflang="nds" data-title="Natürliche Tall" data-language-autonym="Plattdüütsch" data-language-local-name="低地德文" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%95%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%95_%E0%A4%B8%E0%A4%99%E0%A5%8D%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE" title="प्राकृतिक सङ्ख्या – 尼泊爾文" lang="ne" hreflang="ne" data-title="प्राकृतिक सङ्ख्या" data-language-autonym="नेपाली" data-language-local-name="尼泊爾文" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%95%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%95_%E0%A4%B2%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%83" title="प्राकृतिक ल्याः – 尼瓦爾文" lang="new" hreflang="new" data-title="प्राकृतिक ल्याः" data-language-autonym="नेपाल भाषा" data-language-local-name="尼瓦爾文" class="interlanguage-link-target"><span>नेपाल भाषा</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Natuurlijk_getal" title="Natuurlijk getal – 荷蘭文" lang="nl" hreflang="nl" data-title="Natuurlijk getal" data-language-autonym="Nederlands" data-language-local-name="荷蘭文" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Naturleg_tal" title="Naturleg tal – 新挪威文" lang="nn" hreflang="nn" data-title="Naturleg tal" data-language-autonym="Norsk nynorsk" data-language-local-name="新挪威文" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Naturlig_tall" title="Naturlig tall – 書面挪威文" lang="nb" hreflang="nb" data-title="Naturlig tall" data-language-autonym="Norsk bokmål" data-language-local-name="書面挪威文" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Enti%C3%A8r_natural" title="Entièr natural – 奧克西坦文" lang="oc" hreflang="oc" data-title="Entièr natural" data-language-autonym="Occitan" data-language-local-name="奧克西坦文" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Lakkoofsa_lakkaawwii" title="Lakkoofsa lakkaawwii – 奧羅莫文" lang="om" hreflang="om" data-title="Lakkoofsa lakkaawwii" data-language-autonym="Oromoo" data-language-local-name="奧羅莫文" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%97%E0%AC%A3%E0%AC%A8_%E0%AC%B8%E0%AC%82%E0%AC%96%E0%AD%8D%E0%AD%9F%E0%AC%BE" title="ଗଣନ ସଂଖ୍ୟା – 歐迪亞文" lang="or" hreflang="or" data-title="ଗଣନ ସଂଖ୍ୟା" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="歐迪亞文" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D0%BE%D0%BD_%D0%BD%D1%8B%D0%BC%C3%A6%D1%86" title="Натуралон нымæц – 奧塞提文" lang="os" hreflang="os" data-title="Натуралон нымæц" data-language-autonym="Ирон" data-language-local-name="奧塞提文" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%95%E0%A9%81%E0%A8%A6%E0%A8%B0%E0%A8%A4%E0%A9%80_%E0%A8%85%E0%A9%B0%E0%A8%95" title="ਕੁਦਰਤੀ ਅੰਕ – 旁遮普文" lang="pa" hreflang="pa" data-title="ਕੁਦਰਤੀ ਅੰਕ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="旁遮普文" 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/Liczby_naturalne" title="Liczby naturalne – 波蘭文" lang="pl" hreflang="pl" data-title="Liczby naturalne" data-language-autonym="Polski" data-language-local-name="波蘭文" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/N%C3%B9mer_natural" title="Nùmer natural – 皮埃蒙特文" lang="pms" hreflang="pms" data-title="Nùmer natural" data-language-autonym="Piemontèis" data-language-local-name="皮埃蒙特文" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D9%86%DB%8C%DA%86%D8%B1%D9%84_%D9%86%D9%85%D8%A8%D8%B1" title="نیچرل نمبر – Western Punjabi" lang="pnb" hreflang="pnb" data-title="نیچرل نمبر" 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/N%C3%BAmero_natural" title="Número natural – 葡萄牙文" lang="pt" hreflang="pt" data-title="Número natural" data-language-autonym="Português" data-language-local-name="葡萄牙文" 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/Num%C4%83r_natural" title="Număr natural – 羅馬尼亞文" lang="ro" hreflang="ro" data-title="Număr natural" data-language-autonym="Română" data-language-local-name="羅馬尼亞文" 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%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D0%BE%D0%B5_%D1%87%D0%B8%D1%81%D0%BB%D0%BE" title="Натуральное число – 俄文" lang="ru" hreflang="ru" data-title="Натуральное число" data-language-autonym="Русский" data-language-local-name="俄文" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%BE%E0%A4%95%E0%A5%83%E0%A4%A4%E0%A4%BF%E0%A4%95%E0%A4%B8%E0%A4%99%E0%A5%8D%E0%A4%96%E0%A5%8D%E0%A4%AF%E0%A4%BE" title="प्राकृतिकसङ्ख्या – 梵文" lang="sa" hreflang="sa" data-title="प्राकृतिकसङ्ख्या" data-language-autonym="संस्कृतम्" data-language-local-name="梵文" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D0%B0%D0%B9_%D1%87%D1%8B%D1%8Bh%D1%8B%D0%BB%D0%B0%D2%95%D0%B0" title="Натуральнай чыыhылаҕа – 雅庫特文" lang="sah" hreflang="sah" data-title="Натуральнай чыыhылаҕа" data-language-autonym="Саха тыла" data-language-local-name="雅庫特文" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/N%C3%B9meru_naturale" title="Nùmeru naturale – 撒丁文" lang="sc" hreflang="sc" data-title="Nùmeru naturale" data-language-autonym="Sardu" data-language-local-name="撒丁文" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/N%C3%B9mmuru_naturali" title="Nùmmuru naturali – 西西里文" lang="scn" hreflang="scn" data-title="Nùmmuru naturali" data-language-autonym="Sicilianu" data-language-local-name="西西里文" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Prirodan_broj" title="Prirodan broj – 塞爾維亞克羅埃西亞文" lang="sh" hreflang="sh" data-title="Prirodan broj" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="塞爾維亞克羅埃西亞文" 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%B7%8A%E0%B7%80%E0%B7%8F%E0%B6%B7%E0%B7%8F%E0%B7%80%E0%B7%92%E0%B6%9A_%E0%B7%83%E0%B6%82%E0%B6%9B%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%8F" title="ස්වාභාවික සංඛ්‍යා – 僧伽羅文" lang="si" hreflang="si" data-title="ස්වාභාවික සංඛ්‍යා" data-language-autonym="සිංහල" data-language-local-name="僧伽羅文" 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/Natural_number" title="Natural number – Simple English" lang="en-simple" hreflang="en-simple" data-title="Natural number" 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/Prirodzen%C3%A9_%C4%8D%C3%ADslo" title="Prirodzené číslo – 斯洛伐克文" lang="sk" hreflang="sk" data-title="Prirodzené číslo" data-language-autonym="Slovenčina" data-language-local-name="斯洛伐克文" 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/Naravno_%C5%A1tevilo" title="Naravno število – 斯洛維尼亞文" lang="sl" hreflang="sl" data-title="Naravno število" data-language-autonym="Slovenščina" data-language-local-name="斯洛維尼亞文" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Thiin_tirsiimo" title="Thiin tirsiimo – 索馬利文" lang="so" hreflang="so" data-title="Thiin tirsiimo" data-language-autonym="Soomaaliga" data-language-local-name="索馬利文" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Numrat_natyror%C3%AB" title="Numrat natyrorë – 阿爾巴尼亞文" lang="sq" hreflang="sq" data-title="Numrat natyrorë" data-language-autonym="Shqip" data-language-local-name="阿爾巴尼亞文" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9F%D1%80%D0%B8%D1%80%D0%BE%D0%B4%D0%B0%D0%BD_%D0%B1%D1%80%D0%BE%D1%98" title="Природан број – 塞爾維亞文" lang="sr" hreflang="sr" data-title="Природан број" data-language-autonym="Српски / srpski" data-language-local-name="塞爾維亞文" 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/Naturliga_tal" title="Naturliga tal – 瑞典文" lang="sv" hreflang="sv" data-title="Naturliga tal" data-language-autonym="Svenska" data-language-local-name="瑞典文" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Namba_asilia" title="Namba asilia – 史瓦希里文" lang="sw" hreflang="sw" data-title="Namba asilia" data-language-autonym="Kiswahili" data-language-local-name="史瓦希里文" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-szl mw-list-item"><a href="https://szl.wikipedia.org/wiki/Naturalno_n%C5%AFmera" title="Naturalno nůmera – 西利西亞文" lang="szl" hreflang="szl" data-title="Naturalno nůmera" data-language-autonym="Ślůnski" data-language-local-name="西利西亞文" class="interlanguage-link-target"><span>Ślůnski</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%87%E0%AE%AF%E0%AE%B2%E0%AF%8D_%E0%AE%8E%E0%AE%A3%E0%AF%8D" title="இயல் எண் – 坦米爾文" lang="ta" hreflang="ta" data-title="இயல் எண்" data-language-autonym="தமிழ்" data-language-local-name="坦米爾文" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%B8%E0%B0%B9%E0%B0%9C_%E0%B0%B8%E0%B0%82%E0%B0%96%E0%B1%8D%E0%B0%AF" title="సహజ సంఖ్య – 泰盧固文" lang="te" hreflang="te" data-title="సహజ సంఖ్య" data-language-autonym="తెలుగు" data-language-local-name="泰盧固文" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%90%D0%B4%D0%B0%D0%B4%D0%B8_%D0%BD%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D3%A3" title="Адади натуралӣ – 塔吉克文" lang="tg" hreflang="tg" data-title="Адади натуралӣ" data-language-autonym="Тоҷикӣ" data-language-local-name="塔吉克文" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%88%E0%B8%B3%E0%B8%99%E0%B8%A7%E0%B8%99%E0%B8%98%E0%B8%A3%E0%B8%A3%E0%B8%A1%E0%B8%8A%E0%B8%B2%E0%B8%95%E0%B8%B4" title="จำนวนธรรมชาติ – 泰文" lang="th" hreflang="th" data-title="จำนวนธรรมชาติ" data-language-autonym="ไทย" data-language-local-name="泰文" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tk mw-list-item"><a href="https://tk.wikipedia.org/wiki/Natural_sanlar" title="Natural sanlar – 土庫曼文" lang="tk" hreflang="tk" data-title="Natural sanlar" data-language-autonym="Türkmençe" data-language-local-name="土庫曼文" class="interlanguage-link-target"><span>Türkmençe</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Likas_na_bilang" title="Likas na bilang – 塔加路族文" lang="tl" hreflang="tl" data-title="Likas na bilang" data-language-autonym="Tagalog" data-language-local-name="塔加路族文" 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/Do%C4%9Fal_say%C4%B1lar" title="Doğal sayılar – 土耳其文" lang="tr" hreflang="tr" data-title="Doğal sayılar" data-language-autonym="Türkçe" data-language-local-name="土耳其文" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%A2%D0%B0%D0%B1%D0%B8%D0%B3%D1%8B%D0%B9_%D1%81%D0%B0%D0%BD" title="Табигый сан – 韃靼文" lang="tt" hreflang="tt" data-title="Табигый сан" data-language-autonym="Татарча / tatarça" data-language-local-name="韃靼文" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9D%D0%B0%D1%82%D1%83%D1%80%D0%B0%D0%BB%D1%8C%D0%BD%D0%B5_%D1%87%D0%B8%D1%81%D0%BB%D0%BE" title="Натуральне число – 烏克蘭文" lang="uk" hreflang="uk" data-title="Натуральне число" data-language-autonym="Українська" data-language-local-name="烏克蘭文" 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/%D9%82%D8%AF%D8%B1%D8%AA%DB%8C_%D8%B9%D8%AF%D8%AF" title="قدرتی عدد – 烏都文" lang="ur" hreflang="ur" data-title="قدرتی عدد" data-language-autonym="اردو" data-language-local-name="烏都文" 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/Natural_son" title="Natural son – 烏茲別克文" lang="uz" hreflang="uz" data-title="Natural son" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="烏茲別克文" 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/S%E1%BB%91_t%E1%BB%B1_nhi%C3%AAn" title="Số tự nhiên – 越南文" lang="vi" hreflang="vi" data-title="Số tự nhiên" data-language-autonym="Tiếng Việt" data-language-local-name="越南文" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-vls mw-list-item"><a href="https://vls.wikipedia.org/wiki/Natuurlik_getal" title="Natuurlik getal – 西佛蘭德文" lang="vls" hreflang="vls" data-title="Natuurlik getal" data-language-autonym="West-Vlams" data-language-local-name="西佛蘭德文" class="interlanguage-link-target"><span>West-Vlams</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Unob_nga_ihap" title="Unob nga ihap – 瓦瑞文" lang="war" hreflang="war" data-title="Unob nga ihap" data-language-autonym="Winaray" data-language-local-name="瓦瑞文" 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%87%AA%E7%84%B6%E6%95%B0" title="自然数 – 吳語" lang="wuu" hreflang="wuu" data-title="自然数" data-language-autonym="吴语" data-language-local-name="吳語" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xal mw-list-item"><a href="https://xal.wikipedia.org/wiki/%D0%99%D0%B8%D1%80%D1%82%D0%B8%D0%BC%D2%97%D0%B8%D0%BD_%D1%82%D0%BE%D0%B9%D0%B3" title="Йиртимҗин тойг – 卡爾梅克文" lang="xal" hreflang="xal" data-title="Йиртимҗин тойг" data-language-autonym="Хальмг" data-language-local-name="卡爾梅克文" class="interlanguage-link-target"><span>Хальмг</span></a></li><li class="interlanguage-link interwiki-xh mw-list-item"><a href="https://xh.wikipedia.org/wiki/Amanani_a-natural" title="Amanani a-natural – 科薩文" lang="xh" hreflang="xh" data-title="Amanani a-natural" data-language-autonym="IsiXhosa" data-language-local-name="科薩文" class="interlanguage-link-target"><span>IsiXhosa</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A0%D7%90%D7%98%D7%99%D7%A8%D7%9C%D7%A2%D7%9B%D7%A2_%D7%A6%D7%90%D7%9C" title="נאטירלעכע צאל – 意第緒文" lang="yi" hreflang="yi" data-title="נאטירלעכע צאל" data-language-autonym="ייִדיש" data-language-local-name="意第緒文" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/N%E1%BB%8D%CC%81mb%C3%A0_%C3%A0d%C3%A1b%C3%A1y%C3%A9" title="Nọ́mbà àdábáyé – 約魯巴文" lang="yo" hreflang="yo" data-title="Nọ́mbà àdábáyé" data-language-autonym="Yorùbá" data-language-local-name="約魯巴文" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zgh mw-list-item"><a href="https://zgh.wikipedia.org/wiki/%E2%B5%93%E2%B5%8E%E2%B5%8E%E2%B5%89%E2%B4%B7_%E2%B4%B0%E2%B4%B3%E2%B4%B0%E2%B5%8E%E2%B4%B0%E2%B5%8F" title="ⵓⵎⵎⵉⴷ ⴰⴳⴰⵎⴰⵏ – 標準摩洛哥塔馬塞特文" lang="zgh" hreflang="zgh" data-title="ⵓⵎⵎⵉⴷ ⴰⴳⴰⵎⴰⵏ" data-language-autonym="ⵜⴰⵎⴰⵣⵉⵖⵜ ⵜⴰⵏⴰⵡⴰⵢⵜ" data-language-local-name="標準摩洛哥塔馬塞特文" class="interlanguage-link-target"><span>ⵜⴰⵎⴰⵣⵉⵖⵜ ⵜⴰⵏⴰⵡⴰⵢⵜ</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%87%AA%E7%84%B6%E6%95%B0" title="自然数 – 中文" lang="zh" hreflang="zh" data-title="自然数" data-language-autonym="中文" data-language-local-name="中文" 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%87%AA%E7%84%B6%E6%95%B8" title="自然數 – 文言文" lang="lzh" hreflang="lzh" data-title="自然數" data-language-autonym="文言" data-language-local-name="文言文" 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/Ch%C5%AB-ji%C3%A2n-s%C3%B2%CD%98" title="Chū-jiân-sò͘ – 閩南語" lang="nan" hreflang="nan" data-title="Chū-jiân-sò͘" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="閩南語" 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%87%AA%E7%84%B6%E6%95%B8" title="自然數 – 粵語" lang="yue" hreflang="yue" data-title="自然數" data-language-autonym="粵語" data-language-local-name="粵語" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a href="https://zu.wikipedia.org/wiki/Inombolo_Yokubala" title="Inombolo Yokubala – 祖魯文" lang="zu" hreflang="zu" data-title="Inombolo Yokubala" data-language-autonym="IsiZulu" data-language-local-name="祖魯文" class="interlanguage-link-target"><span>IsiZulu</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/Q21199#sitelinks-wikipedia" title="編輯跨語言連結" class="wbc-editpage">編輯連結</a></span></div> </div> </div> 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'={0,1,2}={0,{0}，{0,{0}}},......。 </p><p>讀者可以自家用集合論證明：0伓等於1，2，3...；1伓等於2，3... </p><p>習題：定義加法, 然後證明2+2=3+1。 </p><p>跟到，用自然數，同到等價類嗰概念，可定義<a href="/wiki/%E6%95%B4%E6%95%B8" title="整數">整數</a>；用<a href="/wiki/%E6%95%B4%E6%95%B8" title="整數">整數</a>，同到等價類嗰概念，可定義<a href="/wiki/%E6%9C%89%E7%90%86%E6%95%B8" title="有理數">有理數</a>；用<a href="/wiki/%E6%9C%89%E7%90%86%E6%95%B8" title="有理數">有理數</a>，同埋到極限嗰概念，可定義<a href="/wiki/%E5%AF%A6%E6%95%B8" title="實數">實數</a>；用<a href="/wiki/%E5%AF%A6%E6%95%B8" title="實數">實數</a>，同到域延拓嗰概念，可定義<a href="/wiki/%E8%A4%87%E6%95%B8" title="複數">複數</a>。 </p>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">版本頁「<a dir="ltr" href="https://gan.wikipedia.org/w/index.php?title=自然數&oldid=387569">https://gan.wikipedia.org/w/index.php?title=自然數&oldid=387569</a>」</div></div> <div 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