| Nominal | 31138 |
| Cardinal | thirty-one thousand one hundred thirty-eight |
Cardinal thirty-one thousand one hundred thirty-eight | |
| Ordinal | 31,138th |
| Number of digits | 5 |
| Sum of digits | 16 |
| Product of digits | 72 |
| Number parity | Even |
| Prime factorization | 2 x 15569 |
| Prime factors | 2, 15569 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 15571 |
| Product of prime factors | 31138 |
| Is 31138 a prime number? | No |
| Is 31138 a semiprime number? | Yes |
| Is 31138 a Chen prime number? | No |
| Is 31138 a Mersenne prime number? | No |
| Is 31138 a Catalan number? | No |
| Is 31138 a Fibonacci number? | No |
| Is 31138 a Idoneal number? | No |
| Square of 31138 (n2) | 969575044 |
| Cube of 31138 (n3) | 30190627720072 |
| Square root of 31138 | 176.45962711057 |
| Natural Logarithm (ln) of 31138 | 10.34618421725 |
| Decimal Logarithm (log) of 31138 | 4.493290714306 |
| Sine of 31138 | -0.99455381475044 |
| Cosecant of 31138 | -1.0054760086069 |
| Cosine of 31138 | 0.10422432329043 |
| Secant of 31138 | 9.5946893050431 |
| Tangent of 31138 | -9.5424348496759 |
| Cotangent of 31138 | -0.10479505658181 |
| The spelling of 31138 in words is "thirty-one thousand one hundred thirty-eight", meaning that: |
| 31138 is not an aban number (as it contains the letter a) |
| 31138 is not an eban number (as it contains the letter e) |
| 31138 is not an iban number (as it contains the letter i) |
| 31138 is not an oban number (as it contains the letter o) |
| 31138 is not a tban number (as it contains the letter t) |
| 31138 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৩১১৩৮ |
| Eastern Arabic numerals | ٣١٬١٣٨ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓆼𓍢𓎈𓐁 |
| Khmer numerals | ៣១១៣៨ |
| Japanese numerals | 三万千百三十八 |
| Roman numerals | n/a |
| Thai numerals | ๓๑๑๓๘ |
| Arabic | واحد و ثلاثون ألف و مائة و ثمانية و ثلاثون |
| Croatian | trideset i jedna tisuća sto trideset i osam |
| Czech | třicet jedna tisíc sto třicet osm |
| Danish | en og tredive tusinde et hundrede otte og tredive |
| Dutch | éénendertigduizend honderdachtendertig |
| Estonian | akpe blaetɔ̃ vɔ ɖekɛ alafa ɖeka blaetɔ̃ vɔ enyi |
| Faroese | tríatieitt tusin og eitthundraðogtríatiátta |
| Filipino | tatlóng pû’t isáng libó’t isáng daán at tatlóng pû’t waló |
| Finnish | kolmekymmentäyksituhattasatakolmekymmentäkahdeksan |
| French | trente et un mille cent trente-huit |
| Greek | τριάντα μία χίλιάδες εκατόν τριάντα οκτώ |
| German | einunddreißigtausendeinhundertachtunddreißig |
| Hebrew | שלושים ואחד אלף מאה שלושים ושמונה |
| Hindi | इकतीस हज़ार एक सौ अड़तीस |
| Hungarian | harmincegyezerszázharmincnyolc |
| Icelandic | þrjátíu og eitt þúsund og eitthundrað og þrjátíu og átta |
| Indonesian | tiga puluh satu ribu seratus tiga puluh delapan |
| Italian | trent e unmilacentotrentotto |
| Japanese | 三万千百三十八 |
| Korean | 삼만 천백삼십팔 |
| Latvian | trīsdesmit viens tūkstoši simt trīsdesmit astoņi |
| Lithuanian | trisdešimt vienas tūkstantis šimtas trisdešimt aštuoni |
| Norwegian | trettiett tusen hundre og trettiåtte |
| Persian | سی و یک هزار و صد و سی و هشت |
| Polish | trzydzieści jeden tysięcy sto trzydzieści osiem |
| Portuguese | trinta e um mil cento e trinta e oito |
| Romanian | treizeci şi una mii una sută treizeci şi opt |
| Russian | тридцать одна тысяча сто тридцать восемь |
| Serbian | тридесет и једна хиљада сто тридесет и осам |
| Slovak | tridsaťjedna tisíc jednasto tridsaťosem |
| Slovene | trideset ena tisuću sto trideset osem |
| Spanish | treinta y un mil ciento treinta y ocho |
| Swahili | elfu thelathini na moja, mia moja na thelathini na nane |
| Swedish | trettioentusenenhundratrettioåtta |
| Thai | สามหมื่นหนึ่งพันหนึ่งร้อยสามสิบแปด |
| Turkish | otuz bir bin yüz otuz sekiz |
| Ukrainian | тридцять одна тисяча сто тридцять вісім |
| Vietnamese | ba mươi mốt nghìn một trăm ba mươi tám |
| Number 31138 reversed | 83113 | |
| Unicode Character | U+79A2 | 禢 |
| Unix Timestamp | Thu, 01 Jan 1970 08:38:58 +0000 | |