| Nominal | 21142 |
| Cardinal | twenty-one thousand one hundred forty-two |
Cardinal twenty-one thousand one hundred forty-two | |
| Ordinal | 21,142nd |
| Number of digits | 5 |
| Sum of digits | 10 |
| Product of digits | 16 |
| Number parity | Even |
| Prime factorization | 2 x 11 x 31 x 31 |
| Prime factorization in exponent form | 2 x 11 x 312 |
| Prime factors | 2, 11, 31 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 44 |
| Product of prime factors | 682 |
| Is 21142 a prime number? | No |
| Is 21142 a semiprime number? | No |
| Is 21142 a Chen prime number? | No |
| Is 21142 a Mersenne prime number? | No |
| Is 21142 a Catalan number? | No |
| Is 21142 a Fibonacci number? | No |
| Is 21142 a Idoneal number? | No |
| Square of 21142 (n2) | 446984164 |
| Cube of 21142 (n3) | 9450139195288 |
| Square root of 21142 | 145.40288855453 |
| Natural Logarithm (ln) of 21142 | 9.9590168623286 |
| Decimal Logarithm (log) of 21142 | 4.3251460684908 |
| Sine of 21142 | -0.79472760067888 |
| Cosecant of 21142 | -1.2582927774822 |
| Cosine of 21142 | 0.60696625995123 |
| Secant of 21142 | 1.6475380362664 |
| Tangent of 21142 | -1.3093439505892 |
| Cotangent of 21142 | -0.76374126107202 |
| The spelling of 21142 in words is "twenty-one thousand one hundred forty-two", meaning that: |
| 21142 is not an aban number (as it contains the letter a) |
| 21142 is not an eban number (as it contains the letter e) |
| 21142 is an iban number (a number without the letter i) |
| 21142 is not an oban number (as it contains the letter o) |
| 21142 is not a tban number (as it contains the letter t) |
| 21142 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২১১৪২ |
| Eastern Arabic numerals | ٢١٬١٤٢ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓍢𓎉𓏻 |
| Khmer numerals | ២១១៤២ |
| Japanese numerals | 二万千百四十二 |
| Roman numerals | n/a |
| Thai numerals | ๒๑๑๔๒ |
| Arabic | واحد و عشرون ألف و مائة و إثنان و أربعون |
| Croatian | dvadeset i jedna tisuća sto četrdeset i dva |
| Czech | dvacet jedna tisíc sto čtyřicet dva |
| Danish | en og tyve tusinde et hundrede to og fyrre |
| Dutch | éénentwintigduizend honderdtweeenveertig |
| Estonian | akpe blaeve vɔ ɖekɛ alafa ɖeka blaene vɔ eve |
| Faroese | tjúgoeitt tusin og eitthundraðogfýratitveir |
| Filipino | dalawáng pû’t isáng libó’t isáng daán at ápat na pû’t dalawá |
| Finnish | kaksikymmentäyksituhattasataneljäkymmentäkaksi |
| French | vingt et un mille cent quarante-deux |
| Greek | είκοσι μία χίλιάδες εκατόν σαράντα δύο |
| German | einundzwanzigtausendeinhundertzweiundvierzig |
| Hebrew | עשרים ואחד אלף מאה ארבעים ושתיים |
| Hindi | इक्कीस हज़ार एक सौ बयालीस |
| Hungarian | huszonegyezerszáznegyvenkettő |
| Icelandic | tuttugu og eitt þúsund og eitthundrað og fjörutíu og tveir |
| Indonesian | dua puluh satu ribu seratus empat puluh dua |
| Italian | ventunomilacentoquarantadue |
| Japanese | 二万千百四十二 |
| Korean | 이만 천백사십이 |
| Latvian | divdesmit viens tūkstoši simt četrdesmit divi |
| Lithuanian | dvidešimt vienas tūkstantis šimtas keturiasdešimt du |
| Norwegian | tjueett tusen hundre og førtito |
| Persian | بیست و یک هزار و صد و چهل و دو |
| Polish | dwadzieścia jeden tysięcy sto czterdzieści dwa |
| Portuguese | vinte e um mil cento e quarenta e dois |
| Romanian | douăzeci şi una mii una sută patruzeci şi doi |
| Russian | двадцать одна тысяча сто сорок два |
| Serbian | двадесет и једна хиљада сто четрдесет и два |
| Slovak | dvadsaťjedna tisíc jednasto štyridsaťdva |
| Slovene | dvaset ena tisuću sto štirideset dva |
| Spanish | veintiún mil ciento cuarenta y dos |
| Swahili | elfu ishirini na moja, mia moja na arobaini na mbili |
| Swedish | tjugoentusenenhundrafyrtiotvå |
| Thai | สองหมื่นหนึ่งพันหนึ่งร้อยสี่สิบสอง |
| Turkish | yirmi bir bin yüz kırk iki |
| Ukrainian | двадцять одна тисяча сто сорок два |
| Vietnamese | hai mươi mốt nghìn một trăm bốn mươi hai |
| Number 21142 reversed | 24112 | |
| Unicode Character | U+5296 | 劖 |
| Unix Timestamp | Thu, 01 Jan 1970 05:52:22 +0000 | |