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Disponible en 34 langues." > <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-34" 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">34 langues</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/221_(%D8%B9%D8%AF%D8%AF)" title="221 (عدد) – arabe" lang="ar" hreflang="ar" data-title="221 (عدد)" data-language-autonym="العربية" data-language-local-name="arabe" 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/221_(%C9%99d%C9%99d)" title="221 (ədəd) – azerbaïdjanais" lang="az" hreflang="az" data-title="221 (ədəd)" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaïdjanais" 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/%DB%B2%DB%B2%DB%B1_(%D8%B3%D8%A7%DB%8C%DB%8C)" title="۲۲۱ (سایی) – South Azerbaijani" lang="azb" hreflang="azb" data-title="۲۲۱ (سایی)" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/221_(%D1%87%D0%B8%D1%81%D0%BB%D0%BE)" title="221 (число) – bulgare" lang="bg" hreflang="bg" data-title="221 (число)" data-language-autonym="Български" data-language-local-name="bulgare" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/221" title="221 – Mindong" lang="cdo" hreflang="cdo" data-title="221" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%A2%D9%A2%D9%A1_(%DA%98%D9%85%D8%A7%D8%B1%DB%95)" title="٢٢١ (ژمارە) – sorani" lang="ckb" hreflang="ckb" data-title="٢٢١ (ژمارە)" data-language-autonym="کوردی" data-language-local-name="sorani" 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/221_(%C4%8D%C3%ADslo)" title="221 (číslo) – tchèque" lang="cs" hreflang="cs" data-title="221 (číslo)" data-language-autonym="Čeština" data-language-local-name="tchèque" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-eml mw-list-item"><a href="https://eml.wikipedia.org/wiki/221_(n%C3%B9mer)" title="221 (nùmer) – Emiliano-Romagnolo" lang="egl" hreflang="egl" data-title="221 (nùmer)" 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/221_(number)" title="221 (number) – anglais" lang="en" hreflang="en" data-title="221 (number)" data-language-autonym="English" data-language-local-name="anglais" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Berrehun_eta_hogeita_bat" title="Berrehun eta hogeita bat – basque" lang="eu" hreflang="eu" data-title="Berrehun eta hogeita bat" data-language-autonym="Euskara" data-language-local-name="basque" 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/%DB%B2%DB%B2%DB%B1_(%D8%B9%D8%AF%D8%AF)" title="۲۲۱ (عدد) – persan" lang="fa" hreflang="fa" data-title="۲۲۱ (عدد)" data-language-autonym="فارسی" data-language-local-name="persan" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/221_(uimhir)" title="221 (uimhir) – irlandais" lang="ga" hreflang="ga" data-title="221 (uimhir)" data-language-autonym="Gaeilge" data-language-local-name="irlandais" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/221_(nonm)" title="221 (nonm) – créole haïtien" lang="ht" hreflang="ht" data-title="221 (nonm)" data-language-autonym="Kreyòl ayisyen" data-language-local-name="créole haïtien" 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/221_(sz%C3%A1m)" title="221 (szám) – hongrois" lang="hu" hreflang="hu" data-title="221 (szám)" data-language-autonym="Magyar" data-language-local-name="hongrois" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/221_(numero)" title="221 (numero) – italien" lang="it" hreflang="it" data-title="221 (numero)" data-language-autonym="Italiano" data-language-local-name="italien" 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/221" title="221 – japonais" lang="ja" hreflang="ja" data-title="221" data-language-autonym="日本語" data-language-local-name="japonais" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/221" title="221 – coréen" lang="ko" hreflang="ko" data-title="221" data-language-autonym="한국어" data-language-local-name="coréen" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/221_(%D0%B1%D1%80%D0%BE%D1%98)" title="221 (број) – macédonien" lang="mk" hreflang="mk" data-title="221 (број)" data-language-autonym="Македонски" data-language-local-name="macédonien" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-mni mw-list-item"><a href="https://mni.wikipedia.org/wiki/%EA%AF%B2%EA%AF%B2%EA%AF%B1" title="꯲꯲꯱ – manipuri" lang="mni" hreflang="mni" data-title="꯲꯲꯱" data-language-autonym="ꯃꯤꯇꯩ ꯂꯣꯟ" data-language-local-name="manipuri" 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/221_(nombor)" title="221 (nombor) – malais" lang="ms" hreflang="ms" data-title="221 (nombor)" data-language-autonym="Bahasa Melayu" data-language-local-name="malais" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%DB%B2%DB%B2%DB%B1_(%D8%B9%D8%AF%D8%AF)" title="۲۲۱ (عدد) – mazandérani" lang="mzn" hreflang="mzn" data-title="۲۲۱ (عدد)" data-language-autonym="مازِرونی" data-language-local-name="mazandérani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-nso mw-list-item"><a href="https://nso.wikipedia.org/wiki/221_(nomoro)" title="221 (nomoro) – sotho du Nord" lang="nso" hreflang="nso" data-title="221 (nomoro)" data-language-autonym="Sesotho sa Leboa" data-language-local-name="sotho du Nord" class="interlanguage-link-target"><span>Sesotho sa Leboa</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%DB%B2%DB%B2%DB%B1_(%D8%B9%D8%AF%D8%AF)" title="۲۲۱ (عدد) – pachto" lang="ps" hreflang="ps" data-title="۲۲۱ (عدد)" data-language-autonym="پښتو" data-language-local-name="pachto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/221_(num%C4%83r)" title="221 (număr) – roumain" lang="ro" hreflang="ro" data-title="221 (număr)" data-language-autonym="Română" data-language-local-name="roumain" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/221_(tal)" title="221 (tal) – suédois" lang="sv" hreflang="sv" data-title="221 (tal)" data-language-autonym="Svenska" data-language-local-name="suédois" 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/Mia_mbili_ishirini_na_moja" title="Mia mbili ishirini na moja – swahili" lang="sw" hreflang="sw" data-title="Mia mbili ishirini na moja" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/221_(%D1%81%D0%B0%D0%BD)" title="221 (сан) – tatar" lang="tt" hreflang="tt" data-title="221 (сан)" data-language-autonym="Татарча / tatarça" data-language-local-name="tatar" 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/221_(%D1%87%D0%B8%D1%81%D0%BB%D0%BE)" title="221 (число) – ukrainien" lang="uk" hreflang="uk" data-title="221 (число)" data-language-autonym="Українська" data-language-local-name="ukrainien" 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/221_(%D8%B9%D8%AF%D8%AF)" title="221 (عدد) – ourdou" lang="ur" hreflang="ur" data-title="221 (عدد)" data-language-autonym="اردو" data-language-local-name="ourdou" 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/221_(son)" title="221 (son) – ouzbek" lang="uz" hreflang="uz" data-title="221 (son)" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="ouzbek" 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/221_(s%E1%BB%91)" title="221 (số) – vietnamien" lang="vi" hreflang="vi" data-title="221 (số)" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamien" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/221" title="221 – chinois" lang="zh" hreflang="zh" data-title="221" data-language-autonym="中文" data-language-local-name="chinois" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/221" title="221 – minnan" lang="nan" hreflang="nan" data-title="221" 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/221" title="221 – cantonais" lang="yue" hreflang="yue" data-title="221" data-language-autonym="粵語" data-language-local-name="cantonais" 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href="/wiki/221_(nombre)"><span>Lire</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=221_(nombre)&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=221_(nombre)&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=221_(nombre)&action=history"><span>Voir l’historique</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Général </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_li%C3%A9es/221_(nombre)" title="Liste des pages liées qui pointent sur celle-ci [j]" accesskey="j"><span>Pages liées</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Suivi_des_liens/221_(nombre)" rel="nofollow" title="Liste des modifications récentes des pages appelées par celle-ci [k]" accesskey="k"><span>Suivi des pages liées</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Aide:Importer_un_fichier" title="Téléverser des fichiers [u]" accesskey="u"><span>Téléverser un fichier</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_sp%C3%A9ciales" title="Liste de toutes les pages spéciales [q]" accesskey="q"><span>Pages spéciales</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=221_(nombre)&oldid=194859238" title="Adresse permanente de cette version de cette page"><span>Lien permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=221_(nombre)&action=info" title="Davantage d’informations sur cette page"><span>Informations sur la page</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Citer&page=221_%28nombre%29&id=194859238&wpFormIdentifier=titleform" title="Informations sur la manière de citer cette page"><span>Citer cette page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:UrlShortener&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2F221_%28nombre%29"><span>Obtenir l'URL raccourcie</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:QrCode&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2F221_%28nombre%29"><span>Télécharger le code QR</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"> Imprimer / exporter </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=Sp%C3%A9cial:Livre&bookcmd=book_creator&referer=221+%28nombre%29"><span>Créer un livre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:DownloadAsPdf&page=221_%28nombre%29&action=show-download-screen"><span>Télécharger comme PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=221_(nombre)&printable=yes" title="Version imprimable de cette page [p]" accesskey="p"><span>Version imprimable</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"> Dans d’autres projets </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:221_(number)" hreflang="en"><span>Wikimedia Commons</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/Q852290" title="Lien vers l’élément dans le dépôt de données connecté [g]" accesskey="g"><span>Élément Wikidata</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="Outils de la page"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Apparence"> <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">Apparence</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">masquer</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">Un article de Wikipédia, l'encyclopédie libre.</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="fr" dir="ltr"><div class="bandeau-container metadata homonymie hatnote"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Aide:Homonymie" title="Aide:Homonymie"><img alt="Page d’aide sur l’homonymie" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/20px-Logo_disambig.svg.png" decoding="async" width="20" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/30px-Logo_disambig.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Logo_disambig.svg/40px-Logo_disambig.svg.png 2x" data-file-width="512" data-file-height="375" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p>Cet article concerne le nombre 221. Pour l'année, voir <a href="/wiki/221" title="221">221</a>. </p> </div></div> <p class="mw-empty-elt"> </p> <table class="infobox_v2 infobox infobox--frwiki noarchive"> <tbody><tr> <td colspan="2" class="entete defaut" style="background-color:#cfdfff;color:black;"><a href="/wiki/220_(nombre)" title="220 (nombre)">220</a><b> —</b>221<b>— </b><a href="/wiki/222_(nombre)" title="222 (nombre)">222</a> </td></tr> <tr><th scope="row"><a href="/wiki/Adjectif_num%C3%A9ral" class="mw-redirect" title="Adjectif numéral">Cardinal</a> </th> <td>deux cent vingt-et-un </td> </tr> <tr> <th scope="row"><a href="/wiki/Adjectif_num%C3%A9ral" class="mw-redirect" title="Adjectif numéral">Ordinal</a> </th> <td>deux cent vingt-et-unième<br /><abbr class="abbr" title="Deux cent vingt-et-unième">221<sup>e</sup></abbr> </td> </tr> <tr> <th scope="row"><a href="/wiki/Adverbe" title="Adverbe">Adverbe</a> </th> <td>"deux cent vingt-et-unièmement" </td> </tr> <tr> <th colspan="2" style="padding:4px; text-align:center; background-color:#cfdfff; color:#000000">Propriétés</th></tr> <tr> <th scope="row"><a href="/wiki/D%C3%A9composition_en_produit_de_facteurs_premiers" title="Décomposition en produit de facteurs premiers">Facteurs premiers</a> </th> <td>13×17 </td> </tr> <tr> <th scope="row"><a href="/wiki/Diviseur" title="Diviseur">Diviseurs</a> </th> <td>1, 13, 17, 221 </td> </tr> <tr> <th colspan="2" style="padding:4px; text-align:center; background-color:#cfdfff; color:#000000">Autres numérations</th></tr> <tr> <th scope="row"><a href="/wiki/Num%C3%A9ration_romaine" title="Numération romaine">Numération romaine</a> </th> <td><abbr class="abbr" title="221"><span class="romain" style="text-transform:uppercase">CCXXI</span></abbr> </td> </tr> <tr> <th scope="row"><a href="/wiki/Syst%C3%A8me_binaire" title="Système binaire">Système binaire</a> </th> <td>11011101 </td> </tr> <tr> <th scope="row"><a href="/wiki/Syst%C3%A8me_octal" title="Système octal">Système octal</a> </th> <td>335 </td> </tr> <tr> <th scope="row"><a href="/wiki/Syst%C3%A8me_duod%C3%A9cimal" title="Système duodécimal">Système duodécimal</a> </th> <td>165 </td> </tr> <tr> <th scope="row"><a href="/wiki/Syst%C3%A8me_hexad%C3%A9cimal" title="Système hexadécimal">Système hexadécimal</a> </th> <td>DD </td> </tr> <tr> <td class="navigation-only" colspan="2" style="border-top: 2px #cfdfff solid; font-size: 80%; background:inherit; text-align: right;"><span class="plainlinks" style="float:left;"><a class="external text" href="https://fr.wikipedia.org/w/index.php?title=221_(nombre)&action=edit&section=0"><span class="infodoc">modifier</span></a></span> <span typeof="mw:File"><a href="/wiki/Mod%C3%A8le:Infobox_Nombre" title="Consultez la documentation du modèle"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/12px-Info_Simple.svg.png" decoding="async" width="12" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/18px-Info_Simple.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/24px-Info_Simple.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></td> </tr> </tbody></table> <p><b>221</b> (deux cent vingt-et-un) est l'<a href="/wiki/Entier_naturel" title="Entier naturel">entier naturel</a> qui suit <a href="/wiki/220_(nombre)" title="220 (nombre)">220</a> et qui précède <a href="/wiki/222_(nombre)" title="222 (nombre)">222</a>. </p> <div class="mw-heading mw-heading2"><h2 id="En_mathématiques"><span id="En_math.C3.A9matiques"></span>En mathématiques</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=221_(nombre)&veaction=edit&section=1" title="Modifier la section : En mathématiques" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=221_(nombre)&action=edit&section=1" title="Modifier le code source de la section : En mathématiques"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Deux cent vingt-et-un</i> est : </p> <ul><li>la somme de cinq <a href="/wiki/Nombre_premier" title="Nombre premier">nombres premiers</a> consécutifs (37 + 41 + 43 + 47 + 53).</li> <li>la somme de neuf <a href="/wiki/Nombre_premier" title="Nombre premier">nombres premiers</a> consécutifs (11 + 13 + 17 + 19 + 23 + 29 + 31 + 37 + 41).</li> <li>le produit de 13 par 17.</li> <li>un <a href="/wiki/Nombre_carr%C3%A9_centr%C3%A9" title="Nombre carré centré">nombre carré centré</a>.</li> <li>la <a href="/wiki/Fonction_de_Mertens" title="Fonction de Mertens">fonction de Mertens</a> retourne 5, un record élevé qui tient jusqu'au nombre 554.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Dans_d'autres_domaines"><span id="Dans_d.27autres_domaines"></span>Dans d'autres domaines</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=221_(nombre)&veaction=edit&section=2" title="Modifier la section : Dans d'autres domaines" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=221_(nombre)&action=edit&section=2" title="Modifier le code source de la section : Dans d'autres domaines"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Deux cent vingt-et-un</i> est aussi : </p> <ul><li>le code de statut <a href="/wiki/Simple_Mail_Transfer_Protocol" title="Simple Mail Transfer Protocol">SMTP</a> pour fermeture du service du canal de transmission.</li> <li>dans les mystères de <a href="/wiki/Sherlock_Holmes" title="Sherlock Holmes">Sherlock Holmes</a> d'<a href="/wiki/Arthur_Conan_Doyle" title="Arthur Conan Doyle">Arthur Conan Doyle</a>, le numéro de la maison 221B sur la rue Baker, où ont vécu Sherlock Holmes et Docteur Watson pour plusieurs années avec Madame Hudson pour propriétaire.</li> <li>Années historiques : <a href="/wiki/-221" class="mw-redirect" title="-221">-221</a>, <a href="/wiki/221" title="221">221</a></li></ul> <div class="navbox-container" style="clear:both;"> <table class="navbox collapsible noprint collapsed" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><span typeof="mw:File"><a href="/wiki/Mod%C3%A8le:Palette_Nombres" title="Voir ce modèle."><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/12px-Info_Simple.svg.png" decoding="async" width="12" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/18px-Info_Simple.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Info_Simple.svg/24px-Info_Simple.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></div></div><div style="font-size:110%"><a href="/wiki/Liste_de_nombres" title="Liste de nombres">Liste de nombres</a> voisins</div></th> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Unit%C3%A9_(chiffre)" title="Unité (chiffre)">Unités</a> voisines</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/219_(nombre)" title="219 (nombre)">←</a> <a href="/wiki/220_(nombre)" title="220 (nombre)">220</a></li> <li><a class="mw-selflink selflink">221</a></li> <li><a href="/wiki/222_(nombre)" title="222 (nombre)">222</a></li> <li><a href="/wiki/223_(nombre)" title="223 (nombre)">223</a></li> <li><a href="/wiki/224_(nombre)" title="224 (nombre)">224</a></li> <li><a href="/wiki/225_(nombre)" title="225 (nombre)">225</a></li> <li><a href="/wiki/226_(nombre)" title="226 (nombre)">226</a></li> <li><a href="/wiki/227_(nombre)" title="227 (nombre)">227</a></li> <li><a href="/wiki/228_(nombre)" title="228 (nombre)">228</a></li> <li><a href="/wiki/229_(nombre)" title="229 (nombre)">229</a> <a href="/wiki/230_(nombre)" title="230 (nombre)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/10_(nombre)" title="10 (nombre)">Dizaines</a> voisines</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/190_(nombre)" title="190 (nombre)">←</a> <a href="/wiki/200_(nombre)" title="200 (nombre)">200</a></li> <li><a href="/wiki/210_(nombre)" title="210 (nombre)">210</a></li> <li><a href="/wiki/220_(nombre)" title="220 (nombre)">220</a></li> <li><a href="/wiki/230_(nombre)" title="230 (nombre)">230</a></li> <li><a href="/wiki/240_(nombre)" title="240 (nombre)">240</a></li> <li><a href="/wiki/250_(nombre)" title="250 (nombre)">250</a></li> <li><a href="/wiki/260_(nombre)" class="mw-redirect" title="260 (nombre)">260</a></li> <li><a href="/wiki/270_(nombre)" class="mw-redirect" title="270 (nombre)">270</a></li> <li><a href="/wiki/280_(nombre)" class="mw-redirect" title="280 (nombre)">280</a></li> <li><a href="/wiki/290_(nombre)" class="mw-redirect" title="290 (nombre)">290</a> <a href="/wiki/300_(nombre)" class="mw-redirect" title="300 (nombre)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/100_(nombre)" title="100 (nombre)">Centaines</a> voisines</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-100_(nombre)&action=edit&redlink=1" class="new" title="-100 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/100_(nombre)" title="100 (nombre)">100</a></li> <li><a href="/wiki/200_(nombre)" title="200 (nombre)">200</a></li> <li><a href="/wiki/300_(nombre)" class="mw-redirect" title="300 (nombre)">300</a></li> <li><a href="/wiki/400_(nombre)" class="mw-redirect" title="400 (nombre)">400</a></li> <li><a href="/wiki/500_(nombre)" class="mw-redirect" title="500 (nombre)">500</a></li> <li><a href="/wiki/600_(nombre)" class="mw-redirect" title="600 (nombre)">600</a></li> <li><a href="/wiki/700_(nombre)" class="mw-redirect" title="700 (nombre)">700</a></li> <li><a href="/wiki/800_(nombre)" class="mw-redirect" title="800 (nombre)">800</a></li> <li><a href="/wiki/900_(nombre)" class="mw-redirect" title="900 (nombre)">900</a> <a href="/wiki/1000_(nombre)" class="mw-redirect" title="1000 (nombre)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/1_000_(nombre)" title="1 000 (nombre)">Milliers</a> voisins</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-1000_(nombre)&action=edit&redlink=1" class="new" title="-1000 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/1000_(nombre)" class="mw-redirect" title="1000 (nombre)">1000</a></li> <li><a href="/wiki/2000_(nombre)" class="mw-redirect" title="2000 (nombre)">2000</a></li> <li>3000</li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/10_(nombre)" title="10 (nombre)">Dizaines</a> de <a href="/wiki/1_000_(nombre)" title="1 000 (nombre)">milliers</a></th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-10000_(nombre)&action=edit&redlink=1" class="new" title="-10000 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/10000_(nombre)" class="mw-redirect" title="10000 (nombre)">10000</a></li> <li><a href="/wiki/20000_(nombre)" class="mw-redirect" title="20000 (nombre)">20000</a></li> <li><a href="/wiki/30000_(nombre)" class="mw-redirect" title="30000 (nombre)">30000</a></li> <li><a href="/wiki/40000_(nombre)" class="mw-redirect" title="40000 (nombre)">40000</a></li> <li><a href="/wiki/50000_(nombre)" class="mw-redirect" title="50000 (nombre)">50000</a></li> <li><a href="/wiki/60000_(nombre)" class="mw-redirect" title="60000 (nombre)">60000</a></li> <li><a href="/wiki/70000_(nombre)" class="mw-redirect" title="70000 (nombre)">70000</a></li> <li><a href="/wiki/80000_(nombre)" class="mw-redirect" title="80000 (nombre)">80000</a></li> <li><a href="/wiki/90000_(nombre)" class="mw-redirect" title="90000 (nombre)">90000</a> <a href="/wiki/100000_(nombre)" class="mw-redirect" title="100000 (nombre)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/100_(nombre)" title="100 (nombre)">Centaines</a> de <a href="/wiki/1_000_(nombre)" title="1 000 (nombre)">milliers</a></th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-100000_(nombre)&action=edit&redlink=1" class="new" title="-100000 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/100000_(nombre)" class="mw-redirect" title="100000 (nombre)">100000</a></li> <li><a href="/wiki/200000_(nombre)" class="mw-redirect" title="200000 (nombre)">200000</a></li> <li><a href="/wiki/300000_(nombre)" class="mw-redirect" title="300000 (nombre)">300000</a></li> <li><a href="/wiki/400000_(nombre)" class="mw-redirect" title="400000 (nombre)">400000</a></li> <li><a href="/wiki/500000_(nombre)" class="mw-redirect" title="500000 (nombre)">500000</a></li> <li><a href="/wiki/600000_(nombre)" class="mw-redirect" title="600000 (nombre)">600000</a></li> <li><a href="/wiki/700000_(nombre)" class="mw-redirect" title="700000 (nombre)">700000</a></li> <li><a href="/wiki/800000_(nombre)" class="mw-redirect" title="800000 (nombre)">800000</a></li> <li><a href="/wiki/900000_(nombre)" class="mw-redirect" title="900000 (nombre)">900000</a> <a href="/wiki/1000000_(nombre)" class="mw-redirect" title="1000000 (nombre)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Million" title="Million">Millions</a> voisins</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-1000000_(nombre)&action=edit&redlink=1" class="new" title="-1000000 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/1000000_(nombre)" class="mw-redirect" title="1000000 (nombre)">1000000</a></li> <li><a href="/wiki/2000000_(nombre)" class="mw-redirect" title="2000000 (nombre)">2000000</a></li> <li><a href="/wiki/3000000_(nombre)" class="mw-redirect" title="3000000 (nombre)">3000000</a></li> <li><a href="/wiki/4000000_(nombre)" class="mw-redirect" title="4000000 (nombre)">4000000</a></li> <li><a href="/wiki/5000000_(nombre)" class="mw-redirect" title="5000000 (nombre)">5000000</a></li> <li><a href="/wiki/6000000_(nombre)" class="mw-redirect" title="6000000 (nombre)">6000000</a></li> <li><a href="/wiki/7000000_(nombre)" class="mw-redirect" title="7000000 (nombre)">7000000</a></li> <li><a href="/wiki/8000000_(nombre)" class="mw-redirect" title="8000000 (nombre)">8000000</a></li> <li><a href="/wiki/9000000_(nombre)" class="mw-redirect" title="9000000 (nombre)">9000000</a> <a href="/w/index.php?title=10000000_(nombre)&action=edit&redlink=1" class="new" title="10000000 (nombre) (page inexistante)">→</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style=""><a href="/wiki/Milliard" title="Milliard">Milliards</a> voisins</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/w/index.php?title=-1000000000_(nombre)&action=edit&redlink=1" class="new" title="-1000000000 (nombre) (page inexistante)">←</a> <a href="/wiki/0_(nombre)" class="mw-redirect" title="0 (nombre)">0</a></li> <li><a href="/wiki/1000000000_(nombre)" class="mw-redirect" title="1000000000 (nombre)">1000000000</a></li> <li><a href="/wiki/2000000000_(nombre)" class="mw-redirect" title="2000000000 (nombre)">2000000000</a></li> <li><a href="/wiki/3000000000_(nombre)" class="mw-redirect" title="3000000000 (nombre)">3000000000</a></li> <li><a href="/wiki/4000000000_(nombre)" class="mw-redirect" title="4000000000 (nombre)">4000000000</a></li> <li><a href="/wiki/5000000000_(nombre)" class="mw-redirect" title="5000000000 (nombre)">5000000000</a></li> <li><a href="/wiki/6000000000_(nombre)" class="mw-redirect" title="6000000000 (nombre)">6000000000</a></li> <li><a href="/wiki/7000000000_(nombre)" class="mw-redirect" title="7000000000 (nombre)">7000000000</a></li> <li><a href="/wiki/8000000000_(nombre)" class="mw-redirect" title="8000000000 (nombre)">8000000000</a></li> <li><a href="/wiki/9000000000_(nombre)" class="mw-redirect" title="9000000000 (nombre)">9000000000</a> <a href="/w/index.php?title=10000000000_(nombre)&action=edit&redlink=1" class="new" title="10000000000 (nombre) (page inexistante)">→</a></li></ul> </div></td> </tr> <tr> <td class="navbox-banner" style="" colspan="2"><a href="/wiki/Ordres_de_grandeur_de_nombres" title="Ordres de grandeur de nombres">Ordres de grandeur</a></td></tr></tbody></table></div> <ul id="bandeau-portail" class="bandeau-portail"><li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer skin-invert-image" typeof="mw:File"><a href="/wiki/Portail:Arithm%C3%A9tique_et_th%C3%A9orie_des_nombres" title="Arithmétique et théorie des nombres"><img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f6/Pascal%27s_triangle_5.svg/34px-Pascal%27s_triangle_5.svg.png" decoding="async" width="34" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f6/Pascal%27s_triangle_5.svg/50px-Pascal%27s_triangle_5.svg.png 1.5x, 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