| Nominal | 90421 |
| Cardinal | ninety thousand four hundred twenty-one |
Cardinal ninety thousand four hundred twenty-one | |
| Ordinal | 90,421st |
| Number of digits | 5 |
| Sum of digits | 16 |
| Product of digits | 0 |
| Number parity | Odd |
| Prime factorization | 19 x 4759 |
| Prime factors | 19, 4759 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 4778 |
| Product of prime factors | 90421 |
| Is 90421 a prime number? | No |
| Is 90421 a semiprime number? | Yes |
| Is 90421 a Chen prime number? | No |
| Is 90421 a Mersenne prime number? | No |
| Is 90421 a Catalan number? | No |
| Is 90421 a Fibonacci number? | No |
| Is 90421 a Idoneal number? | No |
| Square of 90421 (n2) | 8175957241 |
| Cube of 90421 (n3) | 739278229688461 |
| Square root of 90421 | 300.70084802009 |
| Natural Logarithm (ln) of 90421 | 11.412231820288 |
| Decimal Logarithm (log) of 90421 | 4.9562693057516 |
| Sine of 90421 | -0.31433457843031 |
| Cosecant of 90421 | -3.1813235597359 |
| Cosine of 90421 | 0.94931226306366 |
| Secant of 90421 | 1.0533941663966 |
| Tangent of 90421 | -0.33111821121522 |
| Cotangent of 90421 | -3.0200694680307 |
| The spelling of 90421 in words is "ninety thousand four hundred twenty-one", meaning that: |
| 90421 is not an aban number (as it contains the letter a) |
| 90421 is not an eban number (as it contains the letter e) |
| 90421 is not an iban number (as it contains the letter i) |
| 90421 is not an oban number (as it contains the letter o) |
| 90421 is not a tban number (as it contains the letter t) |
| 90421 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৯০৪২১ |
| Eastern Arabic numerals | ٩٠٬٤٢١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓍥𓎇𓏺 |
| Khmer numerals | ៩០៤២១ |
| Japanese numerals | 九万四百二十一 |
| Roman numerals | n/a |
| Thai numerals | ๙๐๔๒๑ |
| Arabic | تسعون ألف و أربعة مائة و واحد و عشرون |
| Croatian | devedeset tisuća četiristo dvadeset i jedan |
| Czech | devadesát tisíc čtyři sta dvacet jeden |
| Danish | halvfems tusinde fire hundrede en og tyve |
| Dutch | negentigduizend vierhonderdéénentwintig |
| Estonian | akpe blaasieke alafa ene blaeve vɔ ɖekɛ |
| Faroese | níti tusin og fýrehundraðogtjúgoein |
| Filipino | siyám na pû libó’t ápat na daán at dalawáng pû’t isá |
| Finnish | yhdeksänkymmentätuhattaneljäsataakaksikymmentäyksi |
| French | quatre-vingt-dix mille quatre cent vingt et un |
| Greek | εννενήντα χίλιάδες τετρακόσια είκοσι ένα |
| German | neunzigtausendvierhunderteinundzwanzig |
| Hebrew | תשעים אלף ארבע מאות עשרים ואחת |
| Hindi | नब्बे हज़ार चार सौ इक्कीस |
| Hungarian | kilencvenezernégyszázhuszonegy |
| Icelandic | níutíu þúsund og fjögurhundrað og tuttugu og einn |
| Indonesian | sembilan puluh ribu empat ratus dua puluh satu |
| Italian | novantamilaquattrocentoventuno |
| Japanese | 九万四百二十一 |
| Korean | 구만 사백이십일 |
| Latvian | deviņdesmit tūkstoši četrsimt divdesmit viens |
| Lithuanian | devyniasdešimt tūkstančių keturi šimtai dvidešimt vienas |
| Norwegian | nitti tusen fire hundre og tjueén |
| Persian | نود هزار و چهارصد و بیست و یک |
| Polish | dziewięćdziesiąt tysięcy czterysta dwadzieścia jeden |
| Portuguese | noventa mil quatrocentos e vinte e um |
| Romanian | nouăzeci mii patru sute douăzeci şi unu |
| Russian | девяносто тысяч четыреста двадцать один |
| Serbian | деведесет хиљада четиристо двадесет и један |
| Slovak | deväťdesiat tisíc štyristo dvadsaťjeden |
| Slovene | devetdeset tisuću štiristo dvaset ena |
| Spanish | noventa mil cuatrocientos veintiuno |
| Swahili | elfu tisini, mia nne na ishirini na moja |
| Swedish | nittiotusenfyrahundratjugoen |
| Thai | เก้าหมื่นสี่ร้อยยี่สิบเอ็ด |
| Turkish | doksan bin dört yüz yirmi bir |
| Ukrainian | девʼяносто тисяч чотириста двадцять один |
| Vietnamese | chín mươi nghìn bốn trăm hai mươi mốt |
| Number 90421 reversed | 12409 | |
| Unicode Character | U+16135 | |
| Unix Timestamp | Fri, 02 Jan 1970 01:07:01 +0000 | |