| Nominal | 421990 |
| Cardinal | four hundred twenty-one thousand nine hundred ninety |
Cardinal four hundred twenty-one thousand nine hundred ninety | |
| Ordinal | 421,990th |
| Number of digits | 6 |
| Sum of digits | 25 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 5 x 19 x 2221 |
| Prime factors | 2, 5, 19, 2221 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 2247 |
| Product of prime factors | 421990 |
| Is 421990 a prime number? | No |
| Is 421990 a semiprime number? | No |
| Is 421990 a Chen prime number? | No |
| Is 421990 a Mersenne prime number? | No |
| Is 421990 a Catalan number? | No |
| Is 421990 a Fibonacci number? | No |
| Is 421990 a Idoneal number? | No |
| Base | System | Value |
|---|---|---|
| 2 | Binary | 11001110000011001102 |
| 3 | Ternary | 2101022120213 |
| 4 | Quaternary | 12130012124 |
| 5 | Quinary | 1020004305 |
| 6 | Senary | 130133546 |
| 7 | Septenary | 34052027 |
| 8 | Octal | 14701468 |
| 9 | Nonary | 7127679 |
| 10 | Decimal | 421990 |
| 12 | Duodecimal | 18425a12 |
| 16 | Hexadecimal | 6706616 |
| 20 | Vigesimal | 2ceja20 |
| 36 | Base36 | 91ly36 |
| 60 | Sexagesimal | 1vDA60 |
| Square of 421990 (n2) | 178075560100 |
| Cube of 421990 (n3) | 75146105606599000 |
| Square root of 421990 | 649.60757384747 |
| Natural Logarithm (ln) of 421990 | 12.952736896055 |
| Decimal Logarithm (log) of 421990 | 5.6253021595013 |
| Sine of 421990 | -0.96127744674333 |
| Cosecant of 421990 | -1.0402823902588 |
| Cosine of 421990 | 0.27558242030765 |
| Secant of 421990 | 3.6286784871242 |
| Tangent of 421990 | -3.4881667911552 |
| Cotangent of 421990 | -0.28668353891094 |
| The spelling of 421990 in words is "four hundred twenty-one thousand nine hundred ninety", meaning that: |
| 421990 is not an aban number (as it contains the letter a) |
| 421990 is not an eban number (as it contains the letter e) |
| 421990 is not an iban number (as it contains the letter i) |
| 421990 is not an oban number (as it contains the letter o) |
| 421990 is not a tban number (as it contains the letter t) |
| 421990 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪২১৯৯০ |
| Eastern Arabic numerals | ٤٢١٬٩٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓆐𓆐𓆐𓂭𓂭𓆼𓍪𓎎 |
| Khmer numerals | ៤២១៩៩០ |
| Japanese numerals | 四十二万千九百九十 |
| Roman numerals | n/a |
| Thai numerals | ๔๒๑๙๙๐ |
| Arabic | أربعة مائة و واحد و عشرون ألف و تسعة مائة و تسعون |
| Croatian | četiristo dvadeset i jedna tisuća devetsto devedeset |
| Czech | čtyři sta dvacet jedna tisíc devět set devadesát |
| Danish | fire hundrede en og tyve tusinde ni hundrede halvfems |
| Dutch | vierhonderdéénentwintigduizend negenhonderdnegentig |
| Estonian | akpe alafa ene blaeve vɔ ɖekɛ alafa asieke kple blaasieke |
| Faroese | fýrehundraðogtjúgoeitt tusin og níggjuhundraðogníti |
| Filipino | ápat na daán at dalawáng pû’t isáng libó’t siyám na daán at siyám na pû |
| Finnish | neljäsataakaksikymmentäyksituhattayhdeksänsataayhdeksänkymmentä |
| French | quatre cent vingt et un mille neuf cent quatre-vingt-dix |
| Greek | τετρακόσιες είκοσι μία χίλιάδες εννιακόσια εννενήντα |
| German | vierhunderteinundzwanzigtausendneunhundertneunzig |
| Hebrew | ארבע מאות עשרים ואחד אלף תשע מאות תשעים |
| Hindi | चार लाख इक्कीस हज़ार नौ सौ नब्बे |
| Hungarian | négyszázhuszonegyezerkilencszázkilencven |
| Icelandic | fjögurhundrað og tuttugu og eitt þúsund og níuhundrað og níutíu |
| Indonesian | empat ratus dua puluh satu ribu sembilan ratus sembilan puluh |
| Italian | quattrocentoventunomilanovecentonovanta |
| Japanese | 四十二万千九百九十 |
| Korean | 사십이만 천구백구십 |
| Latvian | četrsimt divdesmit viens tūkstoši deviņsimt deviņdesmit |
| Lithuanian | keturi šimtai dvidešimt vienas tūkstantis devyni šimtai devyniasdešimt |
| Norwegian | fire hundre og tjueett tusen ni hundre og nitti |
| Persian | چهارصد و بیست و یک هزار و نهصد و نود |
| Polish | czterysta dwadzieścia jeden tysięcy dziewięćset dziewięćdziesiąt |
| Portuguese | quatrocentos e vinte e um mil novecentos e noventa |
| Romanian | patru sute douăzeci şi una mii nouă sute nouăzeci |
| Russian | четыреста двадцать одна тысяча девятьсот девяносто |
| Serbian | четиристо двадесет и једна хиљада деветсто деведесет |
| Slovak | štyristo dvadsaťjedna tisíc deväťsto deväťdesiat |
| Slovene | štiristo dvaset ena tisuću devetsto devetdeset |
| Spanish | cuatrocientos veintiún mil novecientos noventa |
| Swahili | elfu mia nne na ishirini na moja, mia tisa na tisini |
| Swedish | fyrahundratjugoentusenniohundranittio |
| Thai | สี่แสนสองหมื่นหนึ่งพันเก้าร้อยเก้าสิบ |
| Turkish | dört yüz yirmi bir bin dokuz yüz doksan |
| Ukrainian | чотириста двадцять одна тисяча девʼятсот девʼяносто |
| Vietnamese | bốn trăm hai mươi mốt nghìn chín trăm chín mươi |
| Number 421990 reversed | 099124 | |
| Unicode Character | U+67066 | |
| Hexadecimal color | #421990 | |
| Unix Timestamp | Mon, 05 Jan 1970 21:13:10 +0000 | |