| Nominal | 51161 |
| Cardinal | fifty-one thousand one hundred sixty-one |
Cardinal fifty-one thousand one hundred sixty-one | |
| Ordinal | 51,161st |
| Number of digits | 5 |
| Sum of digits | 14 |
| Product of digits | 30 |
| Number parity | Odd |
| Prime factorization | 11 x 4651 |
| Prime factors | 11, 4651 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 4662 |
| Product of prime factors | 51161 |
| Is 51161 a prime number? | No |
| Is 51161 a semiprime number? | Yes |
| Is 51161 a Chen prime number? | No |
| Is 51161 a Mersenne prime number? | No |
| Is 51161 a Catalan number? | No |
| Is 51161 a Fibonacci number? | No |
| Is 51161 a Idoneal number? | No |
| Square of 51161 (n2) | 2617447921 |
| Cube of 51161 (n3) | 133911253086281 |
| Square root of 51161 | 226.18797492351 |
| Natural Logarithm (ln) of 51161 | 10.842732802022 |
| Decimal Logarithm (log) of 51161 | 4.7089390246697 |
| Sine of 51161 | -0.16290699031585 |
| Cosecant of 51161 | -6.1384720082371 |
| Cosine of 51161 | -0.98664143056443 |
| Secant of 51161 | -1.0135394369441 |
| Tangent of 51161 | 0.16511265923899 |
| Cotangent of 51161 | 6.0564708036868 |
| The spelling of 51161 in words is "fifty-one thousand one hundred sixty-one", meaning that: |
| 51161 is not an aban number (as it contains the letter a) |
| 51161 is not an eban number (as it contains the letter e) |
| 51161 is not an iban number (as it contains the letter i) |
| 51161 is not an oban number (as it contains the letter o) |
| 51161 is not a tban number (as it contains the letter t) |
| 51161 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৫১১৬১ |
| Eastern Arabic numerals | ٥١٬١٦١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓂭𓆼𓍢𓎋𓏺 |
| Khmer numerals | ៥១១៦១ |
| Japanese numerals | 五万千百六十一 |
| Roman numerals | n/a |
| Thai numerals | ๕๑๑๖๑ |
| Arabic | واحد و خمسون ألف و مائة و واحد و ستون |
| Croatian | pedeset i jedna tisuća sto šezdeset i jedan |
| Czech | padesát jedna tisíc sto šedesát jeden |
| Danish | en og halvtreds tusinde et hundrede en og tres |
| Dutch | éénenvijftigduizend honderdéénenzestig |
| Estonian | akpe blaatɔ̃ vɔ ɖekɛ alafa ɖeka blaade vɔ ɖekɛ |
| Faroese | fimmtieitt tusin og eitthundraðogsekstiein |
| Filipino | limáng pû’t isáng libó’t isáng daán at anim na pû’t isá |
| Finnish | viisikymmentäyksituhattasatakuusikymmentäyksi |
| French | cinquante et un mille cent soixante et un |
| Greek | πενήντα μία χίλιάδες εκατόν εξήντα ένα |
| German | einundfünfzigtausendeinhunderteinundsechzig |
| Hebrew | חמישים ואחד אלף מאה שישים ואחת |
| Hindi | इक्यावन हज़ार एक सौ इकसठ |
| Hungarian | ötvenegyezerszázhatvanegy |
| Icelandic | fimmtíu og eitt þúsund og eitthundrað og sextíu og einn |
| Indonesian | lima puluh satu ribu seratus enam puluh satu |
| Italian | cinquant e unmilacentosessantuno |
| Japanese | 五万千百六十一 |
| Korean | 오만 천백육십일 |
| Latvian | piecdesmit viens tūkstoši simt sešdesmit viens |
| Lithuanian | penkiasdešimt vienas tūkstantis šimtas šešiasdešimt vienas |
| Norwegian | femtiett tusen hundre og sekstién |
| Persian | پنجاه و یک هزار و صد و شصت و یک |
| Polish | pięćdziesiąt jeden tysięcy sto sześćdziesiąt jeden |
| Portuguese | cinquenta e um mil cento e sessenta e um |
| Romanian | cincizeci şi una mii una sută şasezeci şi unu |
| Russian | пятьдесят одна тысяча сто шестьдесят один |
| Serbian | педесет и једна хиљада сто шездесет и један |
| Slovak | päťdesiatjedna tisíc jednasto šesťdesiatjeden |
| Slovene | petdeset ena tisuću sto šestdeset ena |
| Spanish | cincuenta y un mil ciento sesenta y uno |
| Swahili | elfu hamsini na moja, mia moja na sitini na moja |
| Swedish | femtioentusenenhundrasextioen |
| Thai | ห้าหมื่นหนึ่งพันหนึ่งร้อยหกสิบเอ็ด |
| Turkish | elli bir bin yüz altmış bir |
| Ukrainian | пʼятдесят одна тисяча сто шістдесят один |
| Vietnamese | năm mươi mốt nghìn một trăm sáu mươi mốt |
| Number 51161 reversed | 16115 | |
| Unicode Character | U+C7D9 | 쟙 |
| Unix Timestamp | Thu, 01 Jan 1970 14:12:41 +0000 | |