| Nominal | 13971 |
| Cardinal | thirteen thousand nine hundred seventy-one |
Cardinal thirteen thousand nine hundred seventy-one | |
| Ordinal | 13,971st |
| Number of digits | 5 |
| Sum of digits | 21 |
| Product of digits | 189 |
| Number parity | Odd |
| Prime factorization | 3 x 4657 |
| Prime factors | 3, 4657 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 4660 |
| Product of prime factors | 13971 |
| Is 13971 a prime number? | No |
| Is 13971 a semiprime number? | Yes |
| Is 13971 a Chen prime number? | No |
| Is 13971 a Mersenne prime number? | No |
| Is 13971 a Catalan number? | No |
| Is 13971 a Fibonacci number? | No |
| Is 13971 a Idoneal number? | No |
| Square of 13971 (n2) | 195188841 |
| Cube of 13971 (n3) | 2726983297611 |
| Square root of 13971 | 118.19898476721 |
| Natural Logarithm (ln) of 13971 | 9.5447390316505 |
| Decimal Logarithm (log) of 13971 | 4.1452274926524 |
| Sine of 13971 | -0.33110037324409 |
| Cosecant of 13971 | -3.0202321737125 |
| Cosine of 13971 | -0.94359553985679 |
| Secant of 13971 | -1.059776098721 |
| Tangent of 13971 | 0.3508922618417 |
| Cotangent of 13971 | 2.8498776084471 |
| The spelling of 13971 in words is "thirteen thousand nine hundred seventy-one", meaning that: |
| 13971 is not an aban number (as it contains the letter a) |
| 13971 is not an eban number (as it contains the letter e) |
| 13971 is not an iban number (as it contains the letter i) |
| 13971 is not an oban number (as it contains the letter o) |
| 13971 is not a tban number (as it contains the letter t) |
| 13971 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৩৯৭১ |
| Eastern Arabic numerals | ١٣٬٩٧١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓆼𓆼𓍪𓎌𓏺 |
| Khmer numerals | ១៣៩៧១ |
| Japanese numerals | 一万三千九百七十一 |
| Roman numerals | n/a |
| Thai numerals | ๑๓๙๗๑ |
| Arabic | ثلاثة عشر ألف و تسعة مائة و واحد و سبعون |
| Croatian | trinaest tisuća devetsto sedamdeset i jedan |
| Czech | třináct tisíc devět set sedmdesát jeden |
| Danish | tretten tusinde ni hundrede en og halvfjerds |
| Dutch | dertienduizend negenhonderdéénenzeventig |
| Estonian | akpe wuietɔ̃ alafa asieke blaadre vɔ ɖekɛ |
| Faroese | trettan tusin og níggjuhundraðogsjeytiein |
| Filipino | labíng-tatlóng libó’t siyám na daán at pitóng pû’t isá |
| Finnish | kolmetoistatuhattayhdeksänsataaseitsemänkymmentäyksi |
| French | treize mille neuf cent soixante et onze |
| Greek | δεκατρεις χίλιάδες εννιακόσια εβδομήντα ένα |
| German | dreizehntausendneunhunderteinundsiebzig |
| Hebrew | שלושה עשר אלף תשע מאות שבעים ואחת |
| Hindi | तेरह हज़ार नौ सौ इकहत्तर |
| Hungarian | tizenháromezerkilencszázhetvenegy |
| Icelandic | þrettán þúsund og níuhundrað og sjötíu og einn |
| Indonesian | tiga belas ribu sembilan ratus tujuh puluh satu |
| Italian | tredicimilanovecentosettantuno |
| Japanese | 一万三千九百七十一 |
| Korean | 만 삼천구백칠십일 |
| Latvian | trīspadsmit tūkstoši deviņsimt septiņdesmit viens |
| Lithuanian | trylika tūkstančių devyni šimtai septyniasdešimt vienas |
| Norwegian | tretten tusen ni hundre og syttién |
| Persian | سیزده هزار و نهصد و هفتاد و یک |
| Polish | trzynaście tysięcy dziewięćset siedemdziesiąt jeden |
| Portuguese | treze mil novecentos e setenta e um |
| Romanian | treisprezece mii nouă sute şaptezeci şi unu |
| Russian | тринадцать тысяч девятьсот семьдесят один |
| Serbian | тринаест хиљада деветсто седамдесет и један |
| Slovak | trinásť tisíc deväťsto sedemdesiatjeden |
| Slovene | trinajst tisuću devetsto sedemdeset ena |
| Spanish | trece mil novecientos setenta y uno |
| Swahili | elfu kumi na tatu, mia tisa na sabini na moja |
| Swedish | trettontusenniohundrasjutioen |
| Thai | หนึ่งหมื่นสามพันเก้าร้อยเจ็ดสิบเอ็ด |
| Turkish | on üç bin dokuz yüz yetmiş bir |
| Ukrainian | тринадцять тисяч девʼятсот сімдесят один |
| Vietnamese | mười ba nghìn chín trăm bảy mươi mốt |
| Number 13971 reversed | 17931 | |
| Unicode Character | U+3693 | 㚓 |
| Unix Timestamp | Thu, 01 Jan 1970 03:52:51 +0000 | |