| Nominal | 640042 |
| Cardinal | six hundred forty thousand forty-two |
Cardinal six hundred forty thousand forty-two | |
| Ordinal | 640,042nd |
| Number of digits | 6 |
| Sum of digits | 16 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 13 x 103 x 239 |
| Prime factors | 2, 13, 103, 239 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 357 |
| Product of prime factors | 640042 |
| Is 640042 a prime number? | No |
| Is 640042 a semiprime number? | No |
| Is 640042 a Chen prime number? | No |
| Is 640042 a Mersenne prime number? | No |
| Is 640042 a Catalan number? | No |
| Is 640042 a Fibonacci number? | No |
| Is 640042 a Idoneal number? | No |
| Base | System | Value |
|---|---|---|
| 2 | Binary | 100111000100001010102 |
| 3 | Ternary | 10121112220213 |
| 4 | Quaternary | 21301002224 |
| 5 | Quinary | 1304401325 |
| 6 | Senary | 214150546 |
| 7 | Septenary | 53040047 |
| 8 | Octal | 23420528 |
| 9 | Nonary | 11748679 |
| 10 | Decimal | 640042 |
| 12 | Duodecimal | 26a48a12 |
| 16 | Hexadecimal | 9c42a16 |
| 20 | Vigesimal | 4002220 |
| 36 | Base36 | dpuy36 |
| 60 | Sexagesimal | 2vlM60 |
| Square of 640042 (n2) | 409653761764 |
| Cube of 640042 (n3) | 262195612986954088 |
| Square root of 640042 | 800.02624956935 |
| Natural Logarithm (ln) of 640042 | 13.369289078183 |
| Decimal Logarithm (log) of 640042 | 5.8062084736241 |
| Sine of 640042 | -0.81602550208549 |
| Cosecant of 640042 | -1.2254518975747 |
| Cosine of 640042 | 0.57801589938869 |
| Secant of 640042 | 1.7300562165463 |
| Tangent of 640042 | -1.4117699927433 |
| Cotangent of 640042 | -0.70833068073421 |
| The spelling of 640042 in words is "six hundred forty thousand forty-two", meaning that: |
| 640042 is not an aban number (as it contains the letter a) |
| 640042 is not an eban number (as it contains the letter e) |
| 640042 is not an iban number (as it contains the letter i) |
| 640042 is not an oban number (as it contains the letter o) |
| 640042 is not a tban number (as it contains the letter t) |
| 640042 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৬৪০০৪২ |
| Eastern Arabic numerals | ٦٤٠٬٠٤٢ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓆐𓆐𓆐𓆐𓆐𓂭𓂭𓂭𓂭𓎉𓏻 |
| Khmer numerals | ៦៤០០៤២ |
| Japanese numerals | 六十四万四十二 |
| Roman numerals | n/a |
| Thai numerals | ๖๔๐๐๔๒ |
| Arabic | ستة مائة و أربعون ألف و إثنان و أربعون |
| Croatian | šeststo četrdeset tisuća četrdeset i dva |
| Czech | šest set čtyřicet tisíc čtyřicet dva |
| Danish | seks hundrede fyrre tusinde og to og fyrre |
| Dutch | zeshonderdveertigduizend tweeenveertig |
| Estonian | akpe alafa ade kple blaene kpakple blaene vɔ eve |
| Faroese | sekshundraðogfýrati tusin og fýratitveir |
| Filipino | anim na daán at ápat na pû libó’t ápat na pû’t dalawá |
| Finnish | kuusisataaneljäkymmentätuhattaneljäkymmentäkaksi |
| French | six cent quarante mille quarante-deux |
| Greek | εξακόσιες σαράντα χίλιάδες σαράντα δύο |
| German | sechshundertvierzigtausendzweiundvierzig |
| Hebrew | שש מאות ארבעים אלף ארבעים ושתיים |
| Hindi | छह लाख चालीस हज़ार बयालीस |
| Hungarian | hatszáznegyvenezernegyvenkettő |
| Icelandic | sexhundrað og fjörutíu þúsund og fjörutíu og tveir |
| Indonesian | enam ratus empat puluh ribu empat puluh dua |
| Italian | seicentoquarantamilaquarantadue |
| Japanese | 六十四万四十二 |
| Korean | 육십사만 사십이 |
| Latvian | sešsimt četrdesmit tūkstoši četrdesmit divi |
| Lithuanian | šeši šimtai keturiasdešimt tūkstančių keturiasdešimt du |
| Norwegian | seks hundre og førti tusen og førtito |
| Persian | ششصد و چهل هزار و چهل و دو |
| Polish | sześćset czterdzieści tysięcy czterdzieści dwa |
| Portuguese | seiscentos e quarenta mil e quarenta e dois |
| Romanian | şase sute patruzeci mii patruzeci şi doi |
| Russian | шестьсот сорок тысяч сорок два |
| Serbian | шестсто четрдесет хиљада четрдесет и два |
| Slovak | šesťsto štyridsať tisíc štyridsaťdva |
| Slovene | šesto štirideset tisuću štirideset dva |
| Spanish | seiscientos cuarenta mil cuarenta y dos |
| Swahili | elfu mia sita na arobaini, arobaini na mbili |
| Swedish | sexhundrafyrtiotusenfyrtiotvå |
| Thai | หกแสนสี่หมื่นสี่สิบสอง |
| Turkish | altı yüz kırk bin kırk iki |
| Ukrainian | шістсот сорок тисяч сорок два |
| Vietnamese | sáu trăm bốn mươi nghìn không trăm bốn mươi hai |
| Number 640042 reversed | 240046 | |
| Unicode Character | U+9C42A | |
| Hexadecimal color | #640042 | |
| Unix Timestamp | Thu, 08 Jan 1970 09:47:22 +0000 | |