| Nominal | 80491 |
| Cardinal | eighty thousand four hundred ninety-one |
Cardinal eighty thousand four hundred ninety-one | |
| Ordinal | 80,491st |
| Number of digits | 5 |
| Sum of digits | 22 |
| Product of digits | 0 |
| Number parity | Odd |
| Prime factorization | 80491 |
| Prime factors | 80491 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 80491 |
| Product of prime factors | 80491 |
| Is 80491 a prime number? | Yes |
| Is 80491 a semiprime number? | No |
| Is 80491 a Chen prime number? | No |
| Is 80491 a Mersenne prime number? | No |
| Is 80491 a Catalan number? | No |
| Is 80491 a Fibonacci number? | No |
| Is 80491 a Idoneal number? | No |
| Square of 80491 (n2) | 6478801081 |
| Cube of 80491 (n3) | 521485177810771 |
| Square root of 80491 | 283.70935832291 |
| Natural Logarithm (ln) of 80491 | 11.295900655914 |
| Decimal Logarithm (log) of 80491 | 4.9057473229909 |
| Sine of 80491 | -0.25187997768403 |
| Cosecant of 80491 | -3.9701448650057 |
| Cosine of 80491 | -0.96775848063548 |
| Secant of 80491 | -1.0333156670901 |
| Tangent of 80491 | 0.26027152716723 |
| Cotangent of 80491 | 3.8421413624607 |
| The spelling of 80491 in words is "eighty thousand four hundred ninety-one", meaning that: |
| 80491 is not an aban number (as it contains the letter a) |
| 80491 is not an eban number (as it contains the letter e) |
| 80491 is not an iban number (as it contains the letter i) |
| 80491 is not an oban number (as it contains the letter o) |
| 80491 is not a tban number (as it contains the letter t) |
| 80491 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৮০৪৯১ |
| Eastern Arabic numerals | ٨٠٬٤٩١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓍥𓎎𓏺 |
| Khmer numerals | ៨០៤៩១ |
| Japanese numerals | 八万四百九十一 |
| Roman numerals | n/a |
| Thai numerals | ๘๐๔๙๑ |
| Arabic | ثمانون ألف و أربعة مائة و واحد و تسعون |
| Croatian | osamdeset tisuća četiristo devedeset i jedan |
| Czech | osmdesát tisíc čtyři sta devadesát jeden |
| Danish | firs tusinde fire hundrede en og halvfems |
| Dutch | tachtigduizend vierhonderdéénennegentig |
| Estonian | akpe blaenyi alafa ene blaasieke vɔ ɖekɛ |
| Faroese | áttati tusin og fýrehundraðognítiein |
| Filipino | walóng pû libó’t ápat na daán at siyám na pû’t isá |
| Finnish | kahdeksankymmentätuhattaneljäsataayhdeksänkymmentäyksi |
| French | quatre-vingts mille quatre cent quatre-vingt-onze |
| Greek | ογδόντα χίλιάδες τετρακόσια εννενήντα ένα |
| German | achtzigtausendvierhunderteinundneunzig |
| Hebrew | שמונים אלף ארבע מאות תשעים ואחת |
| Hindi | अस्सी हज़ार चार सौ इक्यानबे |
| Hungarian | nyolcvanezernégyszázkilencvenegy |
| Icelandic | áttatíu þúsund og fjögurhundrað og níutíu og einn |
| Indonesian | delapan puluh ribu empat ratus sembilan puluh satu |
| Italian | ottantamilaquattrocentonovantuno |
| Japanese | 八万四百九十一 |
| Korean | 팔만 사백구십일 |
| Latvian | astoņdesmit tūkstoši četrsimt deviņdesmit viens |
| Lithuanian | aštuoniasdešimt tūkstančių keturi šimtai devyniasdešimt vienas |
| Norwegian | åtti tusen fire hundre og nittién |
| Persian | هشتاد هزار و چهارصد و نود و یک |
| Polish | osiemdziesiąt tysięcy czterysta dziewięćdziesiąt jeden |
| Portuguese | oitenta mil quatrocentos e noventa e um |
| Romanian | optzeci mii patru sute nouăzeci şi unu |
| Russian | восемьдесят тысяч четыреста девяносто один |
| Serbian | осамдесет хиљада четиристо деведесет и један |
| Slovak | osemdesiat tisíc štyristo deväťdesiatjeden |
| Slovene | osemdeset tisuću štiristo devetdeset ena |
| Spanish | ochenta mil cuatrocientos noventa y uno |
| Swahili | elfu themanini, mia nne na tisini na moja |
| Swedish | åttiotusenfyrahundranittioen |
| Thai | แปดหมื่นสี่ร้อยเก้าสิบเอ็ด |
| Turkish | seksen bin dört yüz doksan bir |
| Ukrainian | вісімдесят тисяч чотириста девʼяносто один |
| Vietnamese | tám mươi nghìn bốn trăm chín mươi mốt |
| Number 80491 reversed | 19408 | |
| Unicode Character | U+13A6B | |
| Unix Timestamp | Thu, 01 Jan 1970 22:21:31 +0000 | |