| Nominal | 161604 |
| Cardinal | one hundred sixty-one thousand six hundred four |
Cardinal one hundred sixty-one thousand six hundred four | |
| Ordinal | 161,604th |
| Number of digits | 6 |
| Sum of digits | 18 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 3 x 3 x 67 x 67 |
| Prime factorization in exponent form | 22 x 32 x 672 |
| Prime factors | 2, 3, 67 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 6 |
| Sum of prime factors | 72 |
| Product of prime factors | 402 |
| Is 161604 a prime number? | No |
| Is 161604 a semiprime number? | No |
| Is 161604 a Chen prime number? | No |
| Is 161604 a Mersenne prime number? | No |
| Is 161604 a Catalan number? | No |
| Is 161604 a Fibonacci number? | No |
| Is 161604 a Idoneal number? | No |
| Square of 161604 (n2) | 26115852816 |
| Cube of 161604 (n3) | 4220426278476864 |
| Square root of 161604 | 402 |
| Natural Logarithm (ln) of 161604 | 11.992904177238 |
| Decimal Logarithm (log) of 161604 | 5.2084521061689 |
| Sine of 161604 | 0.45635936234941 |
| Cosecant of 161604 | 2.1912555816799 |
| Cosine of 161604 | 0.88979555651624 |
| Secant of 161604 | 1.123853668044 |
| Tangent of 161604 | 0.51288114332259 |
| Cotangent of 161604 | 1.9497694797701 |
| The spelling of 161604 in words is "one hundred sixty-one thousand six hundred four", meaning that: |
| 161604 is not an aban number (as it contains the letter a) |
| 161604 is not an eban number (as it contains the letter e) |
| 161604 is not an iban number (as it contains the letter i) |
| 161604 is not an oban number (as it contains the letter o) |
| 161604 is not a tban number (as it contains the letter t) |
| 161604 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৬১৬০৪ |
| Eastern Arabic numerals | ١٦١٬٦٠٤ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓂭𓂭𓂭𓂭𓂭𓂭𓆼𓍧𓏽 |
| Khmer numerals | ១៦១៦០៤ |
| Japanese numerals | 十六万千六百四 |
| Roman numerals | n/a |
| Thai numerals | ๑๖๑๖๐๔ |
| Arabic | مائة و واحد و ستون ألف و ستة مائة و أربعة |
| Croatian | sto šezdeset i jedna tisuća šeststo četiri |
| Czech | sto šedesát jedna tisíc šest set čtyři |
| Danish | et hundrede en og tres tusinde seks hundrede fire |
| Dutch | honderdéénenzestigduizend zeshonderd en vier |
| Estonian | akpe alafa ɖeka blaade vɔ ɖekɛ alafa ade kple ene |
| Faroese | eitthundraðogsekstieitt tusin og sekshundraðogfýre |
| Filipino | isáng daán at anim na pû’t isáng libó’t anim na daán at ápat |
| Finnish | satakuusikymmentäyksituhattakuusisataaneljä |
| French | cent soixante et un mille six cent quatre |
| Greek | εκατόν εξήντα μία χίλιάδες εξακόσια τέσσερα |
| German | einhunderteinundsechzigtausendsechshundertvier |
| Hebrew | מאה שישים ואחד אלף שש מאות וארבע |
| Hindi | एक लाख इकसठ हज़ार छह सौ चार |
| Hungarian | százhatvanegyezerhatszáznégy |
| Icelandic | eitthundrað og sextíu og eitt þúsund og sexhundrað og fjórir |
| Indonesian | seratus enam puluh satu ribu enam ratus empat |
| Italian | centosessant e unmilaseicentoquattro |
| Japanese | 十六万千六百四 |
| Korean | 십육만 천육백사 |
| Latvian | simt sešdesmit viens tūkstoši sešsimt četri |
| Lithuanian | šimtas šešiasdešimt vienas tūkstantis šeši šimtai keturi |
| Norwegian | hundre og sekstiett tusen seks hundre og fire |
| Persian | صد و شصت و یک هزار و ششصد و چهار |
| Polish | sto sześćdziesiąt jeden tysięcy sześćset cztery |
| Portuguese | cento e sessenta e um mil seiscentos e quatro |
| Romanian | una sută şasezeci şi una mii şase sute patru |
| Russian | сто шестьдесят одна тысяча шестьсот четыре |
| Serbian | сто шездесет и једна хиљада шестсто четири |
| Slovak | jednasto šesťdesiatjedna tisíc šesťsto štyri |
| Slovene | sto šestdeset ena tisuću šesto štiri |
| Spanish | ciento sesenta y un mil seiscientos cuatro |
| Swahili | elfu mia moja na sitini na moja, mia sita na nne |
| Swedish | enhundrasextioentusensexhundrafyra |
| Thai | หนึ่งแสนหกหมื่นหนึ่งพันหกร้อยสี่ |
| Turkish | yüz altmış bir bin altı yüz dört |
| Ukrainian | сто шістдесят одна тисяча шістсот чотири |
| Vietnamese | một trăm sáu mươi mốt nghìn sáu trăm lẻ bốn |
| Number 161604 reversed | 406161 | |
| Unicode Character | U+27744 | 𧝄 |
| Hexadecimal color | #161604 | |
| Unix Timestamp | Fri, 02 Jan 1970 20:53:24 +0000 | |