| Nominal | 21340 |
| Cardinal | twenty-one thousand three hundred forty |
Cardinal twenty-one thousand three hundred forty | |
| Ordinal | 21,340th |
| Number of digits | 5 |
| Sum of digits | 10 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 5 x 11 x 97 |
| Prime factorization in exponent form | 22 x 5 x 11 x 97 |
| Prime factors | 2, 5, 11, 97 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 5 |
| Sum of prime factors | 115 |
| Product of prime factors | 10670 |
| Is 21340 a prime number? | No |
| Is 21340 a semiprime number? | No |
| Is 21340 a Chen prime number? | No |
| Is 21340 a Mersenne prime number? | No |
| Is 21340 a Catalan number? | No |
| Is 21340 a Fibonacci number? | No |
| Is 21340 a Idoneal number? | No |
| Square of 21340 (n2) | 455395600 |
| Cube of 21340 (n3) | 9718142104000 |
| Square root of 21340 | 146.0821686586 |
| Natural Logarithm (ln) of 21340 | 9.9683385248557 |
| Decimal Logarithm (log) of 21340 | 4.3291944150885 |
| Sine of 21340 | 0.7439056774135 |
| Cosecant of 21340 | 1.3442564432052 |
| Cosine of 21340 | -0.6682846273198 |
| Secant of 21340 | -1.496368402204 |
| Tangent of 21340 | -1.1131569499017 |
| Cotangent of 21340 | -0.8983459161696 |
| The spelling of 21340 in words is "twenty-one thousand three hundred forty", meaning that: |
| 21340 is not an aban number (as it contains the letter a) |
| 21340 is not an eban number (as it contains the letter e) |
| 21340 is an iban number (a number without the letter i) |
| 21340 is not an oban number (as it contains the letter o) |
| 21340 is not a tban number (as it contains the letter t) |
| 21340 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২১৩৪০ |
| Eastern Arabic numerals | ٢١٬٣٤٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓍤𓎉 |
| Khmer numerals | ២១៣៤០ |
| Japanese numerals | 二万千三百四十 |
| Roman numerals | n/a |
| Thai numerals | ๒๑๓๔๐ |
| Arabic | واحد و عشرون ألف و ثلاثة مائة و أربعون |
| Croatian | dvadeset i jedna tisuća tristo četrdeset |
| Czech | dvacet jedna tisíc tři sta čtyřicet |
| Danish | en og tyve tusinde tre hundrede fyrre |
| Dutch | éénentwintigduizend driehonderdveertig |
| Estonian | akpe blaeve vɔ ɖekɛ alafa etɔ̃ kple blaene |
| Faroese | tjúgoeitt tusin og trýhundraðogfýrati |
| Filipino | dalawáng pû’t isáng libó’t tatlóng daán at ápat na pû |
| Finnish | kaksikymmentäyksituhattakolmesataaneljäkymmentä |
| French | vingt et un mille trois cent quarante |
| Greek | είκοσι μία χίλιάδες τριακόσια σαράντα |
| German | einundzwanzigtausenddreihundertvierzig |
| Hebrew | עשרים ואחד אלף שלוש מאות ארבעים |
| Hindi | इक्कीस हज़ार तीन सौ चालीस |
| Hungarian | huszonegyezerháromszáznegyven |
| Icelandic | tuttugu og eitt þúsund og þrjúhundrað og fjörutíu |
| Indonesian | dua puluh satu ribu tiga ratus empat puluh |
| Italian | ventunomilatrecentoquaranta |
| Japanese | 二万千三百四十 |
| Korean | 이만 천삼백사십 |
| Latvian | divdesmit viens tūkstoši trīssimt četrdesmit |
| Lithuanian | dvidešimt vienas tūkstantis trys šimtai keturiasdešimt |
| Norwegian | tjueett tusen tre hundre og førti |
| Persian | بیست و یک هزار و سیصد و چهل |
| Polish | dwadzieścia jeden tysięcy trzysta czterdzieści |
| Portuguese | vinte e um mil trezentos e quarenta |
| Romanian | douăzeci şi una mii trei sute patruzeci |
| Russian | двадцать одна тысяча триста сорок |
| Serbian | двадесет и једна хиљада триста четрдесет |
| Slovak | dvadsaťjedna tisíc tristo štyridsať |
| Slovene | dvaset ena tisuću tristo štirideset |
| Spanish | veintiún mil trescientos cuarenta |
| Swahili | elfu ishirini na moja, mia tatu na arobaini |
| Swedish | tjugoentusentrehundrafyrtio |
| Thai | สองหมื่นหนึ่งพันสามร้อยสี่สิบ |
| Turkish | yirmi bir bin üç yüz kırk |
| Ukrainian | двадцять одна тисяча триста сорок |
| Vietnamese | hai mươi mốt nghìn ba trăm bốn mươi |
| Number 21340 reversed | 04312 | |
| Unicode Character | U+535C | 卜 |
| Unix Timestamp | Thu, 01 Jan 1970 05:55:40 +0000 | |