| Nominal | 21368 |
| Cardinal | twenty-one thousand three hundred sixty-eight |
Cardinal twenty-one thousand three hundred sixty-eight | |
| Ordinal | 21,368th |
| Number of digits | 5 |
| Sum of digits | 20 |
| Product of digits | 288 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 2 x 2671 |
| Prime factorization in exponent form | 23 x 2671 |
| Prime factors | 2, 2671 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 2673 |
| Product of prime factors | 5342 |
| Is 21368 a prime number? | No |
| Is 21368 a semiprime number? | No |
| Is 21368 a Chen prime number? | No |
| Is 21368 a Mersenne prime number? | No |
| Is 21368 a Catalan number? | No |
| Is 21368 a Fibonacci number? | No |
| Is 21368 a Idoneal number? | No |
| Square of 21368 (n2) | 456591424 |
| Cube of 21368 (n3) | 9756445548032 |
| Square root of 21368 | 146.17797371697 |
| Natural Logarithm (ln) of 21368 | 9.9696497547898 |
| Decimal Logarithm (log) of 21368 | 4.3297638750133 |
| Sine of 21368 | -0.8971301428403 |
| Cosecant of 21368 | -1.1146654785603 |
| Cosine of 21368 | 0.44176634865881 |
| Secant of 21368 | 2.2636400509816 |
| Tangent of 21368 | -2.0307797222762 |
| Cotangent of 21368 | -0.49242169843963 |
| The spelling of 21368 in words is "twenty-one thousand three hundred sixty-eight", meaning that: |
| 21368 is not an aban number (as it contains the letter a) |
| 21368 is not an eban number (as it contains the letter e) |
| 21368 is not an iban number (as it contains the letter i) |
| 21368 is not an oban number (as it contains the letter o) |
| 21368 is not a tban number (as it contains the letter t) |
| 21368 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২১৩৬৮ |
| Eastern Arabic numerals | ٢١٬٣٦٨ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓍤𓎋𓐁 |
| Khmer numerals | ២១៣៦៨ |
| Japanese numerals | 二万千三百六十八 |
| Roman numerals | n/a |
| Thai numerals | ๒๑๓๖๘ |
| Arabic | واحد و عشرون ألف و ثلاثة مائة و ثمانية و ستون |
| Croatian | dvadeset i jedna tisuća tristo šezdeset i osam |
| Czech | dvacet jedna tisíc tři sta šedesát osm |
| Danish | en og tyve tusinde tre hundrede otte og tres |
| Dutch | éénentwintigduizend driehonderdachtenzestig |
| Estonian | akpe blaeve vɔ ɖekɛ alafa etɔ̃ blaade vɔ enyi |
| Faroese | tjúgoeitt tusin og trýhundraðogsekstiátta |
| Filipino | dalawáng pû’t isáng libó’t tatlóng daán at anim na pû’t waló |
| Finnish | kaksikymmentäyksituhattakolmesataakuusikymmentäkahdeksan |
| French | vingt et un mille trois cent soixante-huit |
| Greek | είκοσι μία χίλιάδες τριακόσια εξήντα οκτώ |
| German | einundzwanzigtausenddreihundertachtundsechzig |
| Hebrew | עשרים ואחד אלף שלוש מאות שישים ושמונה |
| Hindi | इक्कीस हज़ार तीन सौ अड़सठ |
| Hungarian | huszonegyezerháromszázhatvannyolc |
| Icelandic | tuttugu og eitt þúsund og þrjúhundrað og sextíu og átta |
| Indonesian | dua puluh satu ribu tiga ratus enam puluh delapan |
| Italian | ventunomilatrecentosessantotto |
| Japanese | 二万千三百六十八 |
| Korean | 이만 천삼백육십팔 |
| Latvian | divdesmit viens tūkstoši trīssimt sešdesmit astoņi |
| Lithuanian | dvidešimt vienas tūkstantis trys šimtai šešiasdešimt aštuoni |
| Norwegian | tjueett tusen tre hundre og sekstiåtte |
| Persian | بیست و یک هزار و سیصد و شصت و هشت |
| Polish | dwadzieścia jeden tysięcy trzysta sześćdziesiąt osiem |
| Portuguese | vinte e um mil trezentos e sessenta e oito |
| Romanian | douăzeci şi una mii trei sute şasezeci şi opt |
| Russian | двадцать одна тысяча триста шестьдесят восемь |
| Serbian | двадесет и једна хиљада триста шездесет и осам |
| Slovak | dvadsaťjedna tisíc tristo šesťdesiatosem |
| Slovene | dvaset ena tisuću tristo šestdeset osem |
| Spanish | veintiún mil trescientos sesenta y ocho |
| Swahili | elfu ishirini na moja, mia tatu na sitini na nane |
| Swedish | tjugoentusentrehundrasextioåtta |
| Thai | สองหมื่นหนึ่งพันสามร้อยหกสิบแปด |
| Turkish | yirmi bir bin üç yüz altmış sekiz |
| Ukrainian | двадцять одна тисяча триста шістдесят вісім |
| Vietnamese | hai mươi mốt nghìn ba trăm sáu mươi tám |
| Number 21368 reversed | 86312 | |
| Unicode Character | U+5378 | 卸 |
| Unix Timestamp | Thu, 01 Jan 1970 05:56:08 +0000 | |