| Nominal | 138640 |
| Cardinal | one hundred thirty-eight thousand six hundred forty |
Cardinal one hundred thirty-eight thousand six hundred forty | |
| Ordinal | 138,640th |
| Number of digits | 6 |
| Sum of digits | 22 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 2 x 2 x 5 x 1733 |
| Prime factorization in exponent form | 24 x 5 x 1733 |
| Prime factors | 2, 5, 1733 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 6 |
| Sum of prime factors | 1740 |
| Product of prime factors | 17330 |
| Is 138640 a prime number? | No |
| Is 138640 a semiprime number? | No |
| Is 138640 a Chen prime number? | No |
| Is 138640 a Mersenne prime number? | No |
| Is 138640 a Catalan number? | No |
| Is 138640 a Fibonacci number? | No |
| Is 138640 a Idoneal number? | No |
| Square of 138640 (n2) | 19221049600 |
| Cube of 138640 (n3) | 2664806316544000 |
| Square root of 138640 | 372.34392703521 |
| Natural Logarithm (ln) of 138640 | 11.839635924389 |
| Decimal Logarithm (log) of 138640 | 5.1418885497059 |
| Sine of 138640 | 0.99850983150458 |
| Cosecant of 138640 | 1.0014923924116 |
| Cosine of 138640 | 0.054572120983982 |
| Secant of 138640 | 18.324374826727 |
| Tangent of 138640 | 18.297068420662 |
| Cotangent of 138640 | 0.054653564003222 |
| The spelling of 138640 in words is "one hundred thirty-eight thousand six hundred forty", meaning that: |
| 138640 is not an aban number (as it contains the letter a) |
| 138640 is not an eban number (as it contains the letter e) |
| 138640 is not an iban number (as it contains the letter i) |
| 138640 is not an oban number (as it contains the letter o) |
| 138640 is not a tban number (as it contains the letter t) |
| 138640 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৩৮৬৪০ |
| Eastern Arabic numerals | ١٣٨٬٦٤٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓂭𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍧𓎉 |
| Khmer numerals | ១៣៨៦៤០ |
| Japanese numerals | 十三万八千六百四十 |
| Roman numerals | n/a |
| Thai numerals | ๑๓๘๖๔๐ |
| Arabic | مائة و ثمانية و ثلاثون ألف و ستة مائة و أربعون |
| Croatian | sto trideset i osam tisuća šeststo četrdeset |
| Czech | sto třicet osm tisíc šest set čtyřicet |
| Danish | et hundrede otte og tredive tusinde seks hundrede fyrre |
| Dutch | honderdachtendertigduizend zeshonderdveertig |
| Estonian | akpe alafa ɖeka blaetɔ̃ vɔ enyi alafa ade kple blaene |
| Faroese | eitthundraðogtríatiátta tusin og sekshundraðogfýrati |
| Filipino | isáng daán at tatlóng pû’t walóng libó’t anim na daán at ápat na pû |
| Finnish | satakolmekymmentäkahdeksantuhattakuusisataaneljäkymmentä |
| French | cent trente-huit mille six cent quarante |
| Greek | εκατόν τριάντα οκτώ χίλιάδες εξακόσια σαράντα |
| German | einhundertachtunddreißigtausendsechshundertvierzig |
| Hebrew | מאה שלושים ושמונה אלף שש מאות ארבעים |
| Hindi | एक लाख अड़तीस हज़ार छह सौ चालीस |
| Hungarian | százharmincnyolcezerhatszáznegyven |
| Icelandic | eitthundrað og þrjátíu og átta þúsund og sexhundrað og fjörutíu |
| Indonesian | seratus tiga puluh delapan ribu enam ratus empat puluh |
| Italian | centotrentottomilaseicentoquaranta |
| Japanese | 十三万八千六百四十 |
| Korean | 십삼만 팔천육백사십 |
| Latvian | simt trīsdesmit astoņi tūkstoši sešsimt četrdesmit |
| Lithuanian | šimtas trisdešimt aštuoni tūkstančiai šeši šimtai keturiasdešimt |
| Norwegian | hundre og trettiåtte tusen seks hundre og førti |
| Persian | صد و سی و هشت هزار و ششصد و چهل |
| Polish | sto trzydzieści osiem tysięcy sześćset czterdzieści |
| Portuguese | cento e trinta e oito mil seiscentos e quarenta |
| Romanian | una sută treizeci şi opt mii şase sute patruzeci |
| Russian | сто тридцать восемь тысяч шестьсот сорок |
| Serbian | сто тридесет и осам хиљада шестсто четрдесет |
| Slovak | jednasto tridsaťosem tisíc šesťsto štyridsať |
| Slovene | sto trideset osem tisuću šesto štirideset |
| Spanish | ciento treinta y ocho mil seiscientos cuarenta |
| Swahili | elfu mia moja na thelathini na nane, mia sita na arobaini |
| Swedish | enhundratrettioåttatusensexhundrafyrtio |
| Thai | หนึ่งแสนสามหมื่นแปดพันหกร้อยสี่สิบ |
| Turkish | yüz otuz sekiz bin altı yüz kırk |
| Ukrainian | сто тридцять вісім тисяч шістсот сорок |
| Vietnamese | một trăm ba mươi tám nghìn sáu trăm bốn mươi |
| Number 138640 reversed | 046831 | |
| Unicode Character | U+21D90 | 𡶐 |
| Hexadecimal color | #138640 | |
| Unix Timestamp | Fri, 02 Jan 1970 14:30:40 +0000 | |