| Nominal | 491980 |
| Cardinal | four hundred ninety-one thousand nine hundred eighty |
Cardinal four hundred ninety-one thousand nine hundred eighty | |
| Ordinal | 491,980th |
| Number of digits | 6 |
| Sum of digits | 31 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 5 x 17 x 1447 |
| Prime factorization in exponent form | 22 x 5 x 17 x 1447 |
| Prime factors | 2, 5, 17, 1447 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 5 |
| Sum of prime factors | 1471 |
| Product of prime factors | 245990 |
| Is 491980 a prime number? | No |
| Is 491980 a semiprime number? | No |
| Is 491980 a Chen prime number? | No |
| Is 491980 a Mersenne prime number? | No |
| Is 491980 a Catalan number? | No |
| Is 491980 a Fibonacci number? | No |
| Is 491980 a Idoneal number? | No |
| Base | System | Value |
|---|---|---|
| 2 | Binary | 11110000001110011002 |
| 3 | Ternary | 2202222121113 |
| 4 | Quaternary | 13200130304 |
| 5 | Quinary | 1112204105 |
| 6 | Senary | 143134046 |
| 7 | Septenary | 41162267 |
| 8 | Octal | 17007148 |
| 9 | Nonary | 8287749 |
| 10 | Decimal | 491980 |
| 12 | Duodecimal | 1b886412 |
| 16 | Hexadecimal | 781cc16 |
| 20 | Vigesimal | 319j020 |
| 36 | Base36 | ajm436 |
| 60 | Sexagesimal | 2Gde60 |
| Square of 491980 (n2) | 242044320400 |
| Cube of 491980 (n3) | 119080964750392000 |
| Square root of 491980 | 701.41285987641 |
| Natural Logarithm (ln) of 491980 | 13.106193344242 |
| Decimal Logarithm (log) of 491980 | 5.6919474481613 |
| Sine of 491980 | 0.30245051325036 |
| Cosecant of 491980 | 3.3063260143065 |
| Cosine of 491980 | 0.9531650890767 |
| Secant of 491980 | 1.0491362004967 |
| Tangent of 491980 | 0.31731178230975 |
| Cotangent of 491980 | 3.151474529943 |
| The spelling of 491980 in words is "four hundred ninety-one thousand nine hundred eighty", meaning that: |
| 491980 is not an aban number (as it contains the letter a) |
| 491980 is not an eban number (as it contains the letter e) |
| 491980 is not an iban number (as it contains the letter i) |
| 491980 is not an oban number (as it contains the letter o) |
| 491980 is not a tban number (as it contains the letter t) |
| 491980 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪৯১৯৮০ |
| Eastern Arabic numerals | ٤٩١٬٩٨٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓆐𓆐𓆐𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓆼𓍪𓎍 |
| Khmer numerals | ៤៩១៩៨០ |
| Japanese numerals | 四十九万千九百八十 |
| Roman numerals | n/a |
| Thai numerals | ๔๙๑๙๘๐ |
| Arabic | أربعة مائة و واحد و تسعون ألف و تسعة مائة و ثمانون |
| Croatian | četiristo devedeset i jedna tisuća devetsto osamdeset |
| Czech | čtyři sta devadesát jedna tisíc devět set osmdesát |
| Danish | fire hundrede en og halvfems tusinde ni hundrede firs |
| Dutch | vierhonderdéénennegentigduizend negenhonderdtachtig |
| Estonian | akpe alafa ene blaasieke vɔ ɖekɛ alafa asieke kple blaenyi |
| Faroese | fýrehundraðognítieitt tusin og níggjuhundraðogáttati |
| Filipino | ápat na daán at siyám na pû’t isáng libó’t siyám na daán at walóng pû |
| Finnish | neljäsataayhdeksänkymmentäyksituhattayhdeksänsataakahdeksankymmentä |
| French | quatre cent quatre-vingt-onze mille neuf cent quatre-vingts |
| Greek | τετρακόσιες εννενήντα μία χίλιάδες εννιακόσια ογδόντα |
| German | vierhunderteinundneunzigtausendneunhundertachtzig |
| Hebrew | ארבע מאות תשעים ואחד אלף תשע מאות שמונים |
| Hindi | चार लाख इक्यानबे हज़ार नौ सौ अस्सी |
| Hungarian | négyszázkilencvenegyezerkilencszáznyolcvan |
| Icelandic | fjögurhundrað og níutíu og eitt þúsund og níuhundrað og áttatíu |
| Indonesian | empat ratus sembilan puluh satu ribu sembilan ratus delapan puluh |
| Italian | quattrocentonovant e unmilanovecentoottanta |
| Japanese | 四十九万千九百八十 |
| Korean | 사십구만 천구백팔십 |
| Latvian | četrsimt deviņdesmit viens tūkstoši deviņsimt astoņdesmit |
| Lithuanian | keturi šimtai devyniasdešimt vienas tūkstantis devyni šimtai aštuoniasdešimt |
| Norwegian | fire hundre og nittiett tusen ni hundre og åtti |
| Persian | چهارصد و نود و یک هزار و نهصد و هشتاد |
| Polish | czterysta dziewięćdziesiąt jeden tysięcy dziewięćset osiemdziesiąt |
| Portuguese | quatrocentos e noventa e um mil novecentos e oitenta |
| Romanian | patru sute nouăzeci şi una mii nouă sute optzeci |
| Russian | четыреста девяносто одна тысяча девятьсот восемьдесят |
| Serbian | четиристо деведесет и једна хиљада деветсто осамдесет |
| Slovak | štyristo deväťdesiatjedna tisíc deväťsto osemdesiat |
| Slovene | štiristo devetdeset ena tisuću devetsto osemdeset |
| Spanish | cuatrocientos noventa y un mil novecientos ochenta |
| Swahili | elfu mia nne na tisini na moja, mia tisa na themanini |
| Swedish | fyrahundranittioentusenniohundraåttio |
| Thai | สี่แสนเก้าหมื่นหนึ่งพันเก้าร้อยแปดสิบ |
| Turkish | dört yüz doksan bir bin dokuz yüz seksen |
| Ukrainian | чотириста девʼяносто одна тисяча девʼятсот вісімдесят |
| Vietnamese | bốn trăm chín mươi mốt nghìn chín trăm tám mươi |
| Number 491980 reversed | 089194 | |
| Unicode Character | U+781CC | |
| Hexadecimal color | #491980 | |
| Unix Timestamp | Tue, 06 Jan 1970 16:39:40 +0000 | |