| Nominal | 21143 |
| Cardinal | twenty-one thousand one hundred forty-three |
Cardinal twenty-one thousand one hundred forty-three | |
| Ordinal | 21,143rd |
| Number of digits | 5 |
| Sum of digits | 11 |
| Product of digits | 24 |
| Number parity | Odd |
| Prime factorization | 21143 |
| Prime factors | 21143 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 21143 |
| Product of prime factors | 21143 |
| Is 21143 a prime number? | Yes |
| Is 21143 a semiprime number? | No |
| Is 21143 a Chen prime number? | Yes |
| Is 21143 a Mersenne prime number? | No |
| Is 21143 a Catalan number? | No |
| Is 21143 a Fibonacci number? | No |
| Is 21143 a Idoneal number? | No |
| Square of 21143 (n2) | 447026449 |
| Cube of 21143 (n3) | 9451480211207 |
| Square root of 21143 | 145.4063272351 |
| Natural Logarithm (ln) of 21143 | 9.9590641604249 |
| Decimal Logarithm (log) of 21143 | 4.325166609793 |
| Sine of 21143 | 0.081351341322474 |
| Cosecant of 21143 | 12.292360319371 |
| Cosine of 21143 | 0.99668548663309 |
| Secant of 21143 | 1.0033255359001 |
| Tangent of 21143 | 0.081621878128564 |
| Cotangent of 21143 | 12.251617126782 |
| The spelling of 21143 in words is "twenty-one thousand one hundred forty-three", meaning that: |
| 21143 is not an aban number (as it contains the letter a) |
| 21143 is not an eban number (as it contains the letter e) |
| 21143 is an iban number (a number without the letter i) |
| 21143 is not an oban number (as it contains the letter o) |
| 21143 is not a tban number (as it contains the letter t) |
| 21143 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২১১৪৩ |
| Eastern Arabic numerals | ٢١٬١٤٣ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓍢𓎉𓏼 |
| Khmer numerals | ២១១៤៣ |
| Japanese numerals | 二万千百四十三 |
| Roman numerals | n/a |
| Thai numerals | ๒๑๑๔๓ |
| Arabic | واحد و عشرون ألف و مائة و ثلاثة و أربعون |
| Croatian | dvadeset i jedna tisuća sto četrdeset i tri |
| Czech | dvacet jedna tisíc sto čtyřicet tři |
| Danish | en og tyve tusinde et hundrede tre og fyrre |
| Dutch | éénentwintigduizend honderddrieenveertig |
| Estonian | akpe blaeve vɔ ɖekɛ alafa ɖeka blaene vɔ etɔ̃ |
| Faroese | tjúgoeitt tusin og eitthundraðogfýratitríggir |
| Filipino | dalawáng pû’t isáng libó’t isáng daán at ápat na pû’t tatló |
| Finnish | kaksikymmentäyksituhattasataneljäkymmentäkolme |
| French | vingt et un mille cent quarante-trois |
| Greek | είκοσι μία χίλιάδες εκατόν σαράντα τρία |
| German | einundzwanzigtausendeinhundertdreiundvierzig |
| Hebrew | עשרים ואחד אלף מאה ארבעים ושלוש |
| Hindi | इक्कीस हज़ार एक सौ तैंतालीस |
| Hungarian | huszonegyezerszáznegyvenhárom |
| Icelandic | tuttugu og eitt þúsund og eitthundrað og fjörutíu og þrír |
| Indonesian | dua puluh satu ribu seratus empat puluh tiga |
| Italian | ventunomilacentoquarantatre |
| Japanese | 二万千百四十三 |
| Korean | 이만 천백사십삼 |
| Latvian | divdesmit viens tūkstoši simt četrdesmit trīs |
| Lithuanian | dvidešimt vienas tūkstantis šimtas keturiasdešimt trys |
| Norwegian | tjueett tusen hundre og førtitre |
| Persian | بیست و یک هزار و صد و چهل و سه |
| Polish | dwadzieścia jeden tysięcy sto czterdzieści trzy |
| Portuguese | vinte e um mil cento e quarenta e três |
| Romanian | douăzeci şi una mii una sută patruzeci şi trei |
| Russian | двадцать одна тысяча сто сорок три |
| Serbian | двадесет и једна хиљада сто четрдесет и три |
| Slovak | dvadsaťjedna tisíc jednasto štyridsaťtri |
| Slovene | dvaset ena tisuću sto štirideset tri |
| Spanish | veintiún mil ciento cuarenta y tres |
| Swahili | elfu ishirini na moja, mia moja na arobaini na tatu |
| Swedish | tjugoentusenenhundrafyrtiotre |
| Thai | สองหมื่นหนึ่งพันหนึ่งร้อยสี่สิบสาม |
| Turkish | yirmi bir bin yüz kırk üç |
| Ukrainian | двадцять одна тисяча сто сорок три |
| Vietnamese | hai mươi mốt nghìn một trăm bốn mươi ba |
| Number 21143 reversed | 34112 | |
| Unicode Character | U+5297 | 劗 |
| Unix Timestamp | Thu, 01 Jan 1970 05:52:23 +0000 | |