| Nominal | 221490 |
| Cardinal | two hundred twenty-one thousand four hundred ninety |
Cardinal two hundred twenty-one thousand four hundred ninety | |
| Ordinal | 221,490th |
| Number of digits | 6 |
| Sum of digits | 18 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 3 x 3 x 5 x 23 x 107 |
| Prime factorization in exponent form | 2 x 32 x 5 x 23 x 107 |
| Prime factors | 2, 3, 5, 23, 107 |
| Number of distinct prime factors ω(n) | 5 |
| Total number of prime factors Ω(n) | 6 |
| Sum of prime factors | 140 |
| Product of prime factors | 73830 |
| Is 221490 a prime number? | No |
| Is 221490 a semiprime number? | No |
| Is 221490 a Chen prime number? | No |
| Is 221490 a Mersenne prime number? | No |
| Is 221490 a Catalan number? | No |
| Is 221490 a Fibonacci number? | No |
| Is 221490 a Idoneal number? | No |
| Square of 221490 (n2) | 49057820100 |
| Cube of 221490 (n3) | 10865816573949000 |
| Square root of 221490 | 470.62724103052 |
| Natural Logarithm (ln) of 221490 | 12.308132720721 |
| Decimal Logarithm (log) of 221490 | 5.3453541231421 |
| Sine of 221490 | 0.99075814755249 |
| Cosecant of 221490 | 1.009328061011 |
| Cosine of 221490 | 0.13564030764619 |
| Secant of 221490 | 7.3724397810157 |
| Tangent of 221490 | 7.3043047803814 |
| Cotangent of 221490 | 0.13690556871147 |
| The spelling of 221490 in words is "two hundred twenty-one thousand four hundred ninety", meaning that: |
| 221490 is not an aban number (as it contains the letter a) |
| 221490 is not an eban number (as it contains the letter e) |
| 221490 is not an iban number (as it contains the letter i) |
| 221490 is not an oban number (as it contains the letter o) |
| 221490 is not a tban number (as it contains the letter t) |
| 221490 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২২১৪৯০ |
| Eastern Arabic numerals | ٢٢١٬٤٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓆐𓂭𓂭𓆼𓍥𓎎 |
| Khmer numerals | ២២១៤៩០ |
| Japanese numerals | 二十二万千四百九十 |
| Roman numerals | n/a |
| Thai numerals | ๒๒๑๔๙๐ |
| Arabic | مائتان و واحد و عشرون ألف و أربعة مائة و تسعون |
| Croatian | dvjesto dvadeset i jedna tisuća četiristo devedeset |
| Czech | dvě stě dvacet jedna tisíc čtyři sta devadesát |
| Danish | to hundrede en og tyve tusinde fire hundrede halvfems |
| Dutch | tweehonderdéénentwintigduizend vierhonderdnegentig |
| Estonian | akpe alafa eve blaeve vɔ ɖekɛ alafa ene kple blaasieke |
| Faroese | tveyhundraðogtjúgoeitt tusin og fýrehundraðogníti |
| Filipino | dalawáng daán at dalawáng pû’t isáng libó’t ápat na daán at siyám na pû |
| Finnish | kaksisataakaksikymmentäyksituhattaneljäsataayhdeksänkymmentä |
| French | deux cent vingt et un mille quatre cent quatre-vingt-dix |
| Greek | διακόσιες είκοσι μία χίλιάδες τετρακόσια εννενήντα |
| German | zweihunderteinundzwanzigtausendvierhundertneunzig |
| Hebrew | מאתיים עשרים ואחד אלף ארבע מאות תשעים |
| Hindi | दो लाख इक्कीस हज़ार चार सौ नब्बे |
| Hungarian | kétszázhuszonegyezernégyszázkilencven |
| Icelandic | tvöhundrað og tuttugu og eitt þúsund og fjögurhundrað og níutíu |
| Indonesian | dua ratus dua puluh satu ribu empat ratus sembilan puluh |
| Italian | duecentoventunomilaquattrocentonovanta |
| Japanese | 二十二万千四百九十 |
| Korean | 이십이만 천사백구십 |
| Latvian | divsimt divdesmit viens tūkstoši četrsimt deviņdesmit |
| Lithuanian | du šimtai dvidešimt vienas tūkstantis keturi šimtai devyniasdešimt |
| Norwegian | to hundre og tjueett tusen fire hundre og nitti |
| Persian | دویست و بیست و یک هزار و چهارصد و نود |
| Polish | dwieście dwadzieścia jeden tysięcy czterysta dziewięćdziesiąt |
| Portuguese | duzentos e vinte e um mil quatrocentos e noventa |
| Romanian | două sute douăzeci şi una mii patru sute nouăzeci |
| Russian | двести двадцать одна тысяча четыреста девяносто |
| Serbian | двеста двадесет и једна хиљада четиристо деведесет |
| Slovak | dvesto dvadsaťjedna tisíc štyristo deväťdesiat |
| Slovene | dvjesto dvaset ena tisuću štiristo devetdeset |
| Spanish | doscientos veintiún mil cuatrocientos noventa |
| Swahili | elfu mia mbili na ishirini na moja, mia nne na tisini |
| Swedish | tvåhundratjugoentusenfyrahundranittio |
| Thai | สองแสนสองหมื่นหนึ่งพันสี่ร้อยเก้าสิบ |
| Turkish | iki yüz yirmi bir bin dört yüz doksan |
| Ukrainian | двісті двадцять одна тисяча чотириста девʼяносто |
| Vietnamese | hai trăm hai mươi mốt nghìn bốn trăm chín mươi |
| Number 221490 reversed | 094122 | |
| Unicode Character | U+36132 | |
| Hexadecimal color | #221490 | |
| Unix Timestamp | Sat, 03 Jan 1970 13:31:30 +0000 | |