| Nominal | 21139 |
| Cardinal | twenty-one thousand one hundred thirty-nine |
Cardinal twenty-one thousand one hundred thirty-nine | |
| Ordinal | 21,139th |
| Number of digits | 5 |
| Sum of digits | 16 |
| Product of digits | 54 |
| Number parity | Odd |
| Prime factorization | 21139 |
| Prime factors | 21139 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 21139 |
| Product of prime factors | 21139 |
| Is 21139 a prime number? | Yes |
| Is 21139 a semiprime number? | No |
| Is 21139 a Chen prime number? | No |
| Is 21139 a Mersenne prime number? | No |
| Is 21139 a Catalan number? | No |
| Is 21139 a Fibonacci number? | No |
| Is 21139 a Idoneal number? | No |
| Square of 21139 (n2) | 446857321 |
| Cube of 21139 (n3) | 9446116908619 |
| Square root of 21139 | 145.39257202485 |
| Natural Logarithm (ln) of 21139 | 9.9588749546157 |
| Decimal Logarithm (log) of 21139 | 4.3250844387541 |
| Sine of 21139 | 0.70111927801698 |
| Cosecant of 21139 | 1.426290834319 |
| Cosine of 21139 | -0.71304400845456 |
| Secant of 21139 | -1.4024379815874 |
| Tangent of 21139 | -0.98327630511415 |
| Cotangent of 21139 | -1.0170081337248 |
| The spelling of 21139 in words is "twenty-one thousand one hundred thirty-nine", meaning that: |
| 21139 is not an aban number (as it contains the letter a) |
| 21139 is not an eban number (as it contains the letter e) |
| 21139 is not an iban number (as it contains the letter i) |
| 21139 is not an oban number (as it contains the letter o) |
| 21139 is not a tban number (as it contains the letter t) |
| 21139 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২১১৩৯ |
| Eastern Arabic numerals | ٢١٬١٣٩ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓍢𓎈𓐂 |
| Khmer numerals | ២១១៣៩ |
| Japanese numerals | 二万千百三十九 |
| Roman numerals | n/a |
| Thai numerals | ๒๑๑๓๙ |
| Arabic | واحد و عشرون ألف و مائة و تسعة و ثلاثون |
| Croatian | dvadeset i jedna tisuća sto trideset i devet |
| Czech | dvacet jedna tisíc sto třicet devět |
| Danish | en og tyve tusinde et hundrede ni og tredive |
| Dutch | éénentwintigduizend honderdnegenendertig |
| Estonian | akpe blaeve vɔ ɖekɛ alafa ɖeka blaetɔ̃ vɔ asieke |
| Faroese | tjúgoeitt tusin og eitthundraðogtríatiníggju |
| Filipino | dalawáng pû’t isáng libó’t isáng daán at tatlóng pû’t siyám |
| Finnish | kaksikymmentäyksituhattasatakolmekymmentäyhdeksän |
| French | vingt et un mille cent trente-neuf |
| Greek | είκοσι μία χίλιάδες εκατόν τριάντα εννέα |
| German | einundzwanzigtausendeinhundertneununddreißig |
| Hebrew | עשרים ואחד אלף מאה שלושים ותשע |
| Hindi | इक्कीस हज़ार एक सौ उनतालीस |
| Hungarian | huszonegyezerszázharminckilenc |
| Icelandic | tuttugu og eitt þúsund og eitthundrað og þrjátíu og níu |
| Indonesian | dua puluh satu ribu seratus tiga puluh sembilan |
| Italian | ventunomilacentotrentanove |
| Japanese | 二万千百三十九 |
| Korean | 이만 천백삼십구 |
| Latvian | divdesmit viens tūkstoši simt trīsdesmit deviņi |
| Lithuanian | dvidešimt vienas tūkstantis šimtas trisdešimt devyni |
| Norwegian | tjueett tusen hundre og trettini |
| Persian | بیست و یک هزار و صد و سی و نه |
| Polish | dwadzieścia jeden tysięcy sto trzydzieści dziewięć |
| Portuguese | vinte e um mil cento e trinta e nove |
| Romanian | douăzeci şi una mii una sută treizeci şi nouă |
| Russian | двадцать одна тысяча сто тридцать девять |
| Serbian | двадесет и једна хиљада сто тридесет и девет |
| Slovak | dvadsaťjedna tisíc jednasto tridsaťdeväť |
| Slovene | dvaset ena tisuću sto trideset devet |
| Spanish | veintiún mil ciento treinta y nueve |
| Swahili | elfu ishirini na moja, mia moja na thelathini na tisa |
| Swedish | tjugoentusenenhundratrettionio |
| Thai | สองหมื่นหนึ่งพันหนึ่งร้อยสามสิบเก้า |
| Turkish | yirmi bir bin yüz otuz dokuz |
| Ukrainian | двадцять одна тисяча сто тридцять девʼять |
| Vietnamese | hai mươi mốt nghìn một trăm ba mươi chín |
| Number 21139 reversed | 93112 | |
| Unicode Character | U+5293 | 劓 |
| Unix Timestamp | Thu, 01 Jan 1970 05:52:19 +0000 | |