| Nominal | 18642 |
| Cardinal | eighteen thousand six hundred forty-two |
Cardinal eighteen thousand six hundred forty-two | |
| Ordinal | 18,642nd |
| Number of digits | 5 |
| Sum of digits | 21 |
| Product of digits | 384 |
| Number parity | Even |
| Prime factorization | 2 x 3 x 13 x 239 |
| Prime factors | 2, 3, 13, 239 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 257 |
| Product of prime factors | 18642 |
| Is 18642 a prime number? | No |
| Is 18642 a semiprime number? | No |
| Is 18642 a Chen prime number? | No |
| Is 18642 a Mersenne prime number? | No |
| Is 18642 a Catalan number? | No |
| Is 18642 a Fibonacci number? | No |
| Is 18642 a Idoneal number? | No |
| Square of 18642 (n2) | 347524164 |
| Cube of 18642 (n3) | 6478545465288 |
| Square root of 18642 | 136.53570961474 |
| Natural Logarithm (ln) of 18642 | 9.8331723786211 |
| Decimal Logarithm (log) of 18642 | 4.2704925036386 |
| Sine of 18642 | -0.209248517904 |
| Cosecant of 18642 | -4.7790063701133 |
| Cosine of 18642 | 0.97786249429814 |
| Secant of 18642 | 1.0226386693742 |
| Tangent of 18642 | -0.21398562591788 |
| Cotangent of 18642 | -4.6732110893457 |
| The spelling of 18642 in words is "eighteen thousand six hundred forty-two", meaning that: |
| 18642 is not an aban number (as it contains the letter a) |
| 18642 is not an eban number (as it contains the letter e) |
| 18642 is not an iban number (as it contains the letter i) |
| 18642 is not an oban number (as it contains the letter o) |
| 18642 is not a tban number (as it contains the letter t) |
| 18642 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৮৬৪২ |
| Eastern Arabic numerals | ١٨٬٦٤٢ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍧𓎉𓏻 |
| Khmer numerals | ១៨៦៤២ |
| Japanese numerals | 一万八千六百四十二 |
| Roman numerals | n/a |
| Thai numerals | ๑๘๖๔๒ |
| Arabic | ثمانية عشر ألف و ستة مائة و إثنان و أربعون |
| Croatian | osamnaest tisuća šeststo četrdeset i dva |
| Czech | osmnáct tisíc šest set čtyřicet dva |
| Danish | atten tusinde seks hundrede to og fyrre |
| Dutch | achttienduizend zeshonderdtweeenveertig |
| Estonian | akpe wuienyi alafa ade blaene vɔ eve |
| Faroese | átjan tusin og sekshundraðogfýratitveir |
| Filipino | labíng-walóng libó’t anim na daán at ápat na pû’t dalawá |
| Finnish | kahdeksantoistatuhattakuusisataaneljäkymmentäkaksi |
| French | dix-huit mille six cent quarante-deux |
| Greek | δεκαοκτώ χίλιάδες εξακόσια σαράντα δύο |
| German | achtzehntausendsechshundertzweiundvierzig |
| Hebrew | שמונה עשר אלף שש מאות ארבעים ושתיים |
| Hindi | अठारह हज़ार छह सौ बयालीस |
| Hungarian | tizennyolcezerhatszáznegyvenkettő |
| Icelandic | átján þúsund og sexhundrað og fjörutíu og tveir |
| Indonesian | delapan belas ribu enam ratus empat puluh dua |
| Italian | diciottomilaseicentoquarantadue |
| Japanese | 一万八千六百四十二 |
| Korean | 만 팔천육백사십이 |
| Latvian | astoņpadsmit tūkstoši sešsimt četrdesmit divi |
| Lithuanian | aštuoniolika tūkstančių šeši šimtai keturiasdešimt du |
| Norwegian | atten tusen seks hundre og førtito |
| Persian | هجده هزار و ششصد و چهل و دو |
| Polish | osiemnaście tysięcy sześćset czterdzieści dwa |
| Portuguese | dezoito mil seiscentos e quarenta e dois |
| Romanian | optsprezece mii şase sute patruzeci şi doi |
| Russian | восемнадцать тысяч шестьсот сорок два |
| Serbian | осамнаест хиљада шестсто четрдесет и два |
| Slovak | osemnásť tisíc šesťsto štyridsaťdva |
| Slovene | asemnajst tisuću šesto štirideset dva |
| Spanish | dieciocho mil seiscientos cuarenta y dos |
| Swahili | elfu kumi na nane, mia sita na arobaini na mbili |
| Swedish | artontusensexhundrafyrtiotvå |
| Thai | หนึ่งหมื่นแปดพันหกร้อยสี่สิบสอง |
| Turkish | on sekiz bin altı yüz kırk iki |
| Ukrainian | вісімнадцять тисяч шістсот сорок два |
| Vietnamese | mười tám nghìn sáu trăm bốn mươi hai |
| Number 18642 reversed | 24681 | |
| Unicode Character | U+48D2 | 䣒 |
| Unix Timestamp | Thu, 01 Jan 1970 05:10:42 +0000 | |