| Nominal | 72161 |
| Cardinal | seventy-two thousand one hundred sixty-one |
Cardinal seventy-two thousand one hundred sixty-one | |
| Ordinal | 72,161st |
| Number of digits | 5 |
| Sum of digits | 17 |
| Product of digits | 84 |
| Number parity | Odd |
| Prime factorization | 72161 |
| Prime factors | 72161 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 72161 |
| Product of prime factors | 72161 |
| Is 72161 a prime number? | Yes |
| Is 72161 a semiprime number? | No |
| Is 72161 a Chen prime number? | No |
| Is 72161 a Mersenne prime number? | No |
| Is 72161 a Catalan number? | No |
| Is 72161 a Fibonacci number? | No |
| Is 72161 a Idoneal number? | No |
| Square of 72161 (n2) | 5207209921 |
| Cube of 72161 (n3) | 375757475109281 |
| Square root of 72161 | 268.62799556264 |
| Natural Logarithm (ln) of 72161 | 11.186655012734 |
| Decimal Logarithm (log) of 72161 | 4.8583025429856 |
| Sine of 72161 | -0.9824652280072 |
| Cosecant of 72161 | -1.0178477278309 |
| Cosine of 72161 | 0.186445905712 |
| Secant of 72161 | 5.3634859729486 |
| Tangent of 72161 | -5.2694384693263 |
| Cotangent of 72161 | -0.18977354149233 |
| The spelling of 72161 in words is "seventy-two thousand one hundred sixty-one", meaning that: |
| 72161 is not an aban number (as it contains the letter a) |
| 72161 is not an eban number (as it contains the letter e) |
| 72161 is not an iban number (as it contains the letter i) |
| 72161 is not an oban number (as it contains the letter o) |
| 72161 is not a tban number (as it contains the letter t) |
| 72161 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৭২১৬১ |
| Eastern Arabic numerals | ٧٢٬١٦١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓆼𓆼𓍢𓎋𓏺 |
| Khmer numerals | ៧២១៦១ |
| Japanese numerals | 七万二千百六十一 |
| Roman numerals | n/a |
| Thai numerals | ๗๒๑๖๑ |
| Arabic | إثنان و سبعون ألف و مائة و واحد و ستون |
| Croatian | sedamdeset i dvije tisuća sto šezdeset i jedan |
| Czech | sedmdesát dvě tisíc sto šedesát jeden |
| Danish | to og halvfjerds tusinde et hundrede en og tres |
| Dutch | tweeenzeventigduizend honderdéénenzestig |
| Estonian | akpe blaadre vɔ eve alafa ɖeka blaade vɔ ɖekɛ |
| Faroese | sjeytitvey tusin og eitthundraðogsekstiein |
| Filipino | pitóng pû’t dalawáng libó’t isáng daán at anim na pû’t isá |
| Finnish | seitsemänkymmentäkaksituhattasatakuusikymmentäyksi |
| French | soixante-douze mille cent soixante et un |
| Greek | εβδομήντα δύο χίλιάδες εκατόν εξήντα ένα |
| German | zweiundsiebzigtausendeinhunderteinundsechzig |
| Hebrew | שבעים ושניים אלף מאה שישים ואחת |
| Hindi | बहत्तर हज़ार एक सौ इकसठ |
| Hungarian | hetvenkettőezerszázhatvanegy |
| Icelandic | sjötíu og tvö þúsund og eitthundrað og sextíu og einn |
| Indonesian | tujuh puluh dua ribu seratus enam puluh satu |
| Italian | settantaduemilacentosessantuno |
| Japanese | 七万二千百六十一 |
| Korean | 칠만 이천백육십일 |
| Latvian | septiņdesmit divi tūkstoši simt sešdesmit viens |
| Lithuanian | septyniasdešimt du tūkstančiai šimtas šešiasdešimt vienas |
| Norwegian | syttito tusen hundre og sekstién |
| Persian | هفتاد و دو هزار و صد و شصت و یک |
| Polish | siedemdziesiąt dwa tysiące sto sześćdziesiąt jeden |
| Portuguese | setenta e dois mil cento e sessenta e um |
| Romanian | şaptezeci şi două mii una sută şasezeci şi unu |
| Russian | семьдесят две тысячи сто шестьдесят один |
| Serbian | седамдесет и две хиљада сто шездесет и један |
| Slovak | sedemdesiatdve tisíc jednasto šesťdesiatjeden |
| Slovene | sedemdeset dvije tisuću sto šestdeset ena |
| Spanish | setenta y dos mil ciento sesenta y uno |
| Swahili | elfu sabini na mbili, mia moja na sitini na moja |
| Swedish | sjutiotvåtusenenhundrasextioen |
| Thai | เจ็ดหมื่นสองพันหนึ่งร้อยหกสิบเอ็ด |
| Turkish | yetmiş iki bin yüz altmış bir |
| Ukrainian | сімдесят дві тисячі сто шістдесят один |
| Vietnamese | bảy mươi hai nghìn một trăm sáu mươi mốt |
| Number 72161 reversed | 16127 | |
| Unicode Character | U+119E1 | 𑧡 |
| Unix Timestamp | Thu, 01 Jan 1970 20:02:41 +0000 | |