| Nominal | 13966 |
| Cardinal | thirteen thousand nine hundred sixty-six |
Cardinal thirteen thousand nine hundred sixty-six | |
| Ordinal | 13,966th |
| Number of digits | 5 |
| Sum of digits | 25 |
| Product of digits | 972 |
| Number parity | Even |
| Prime factorization | 2 x 6983 |
| Prime factors | 2, 6983 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 6985 |
| Product of prime factors | 13966 |
| Is 13966 a prime number? | No |
| Is 13966 a semiprime number? | Yes |
| Is 13966 a Chen prime number? | No |
| Is 13966 a Mersenne prime number? | No |
| Is 13966 a Catalan number? | No |
| Is 13966 a Fibonacci number? | No |
| Is 13966 a Idoneal number? | No |
| Square of 13966 (n2) | 195049156 |
| Cube of 13966 (n3) | 2724056512696 |
| Square root of 13966 | 118.17783210061 |
| Natural Logarithm (ln) of 13966 | 9.544381083406 |
| Decimal Logarithm (log) of 13966 | 4.145072037705 |
| Sine of 13966 | -0.99875732411465 |
| Cosecant of 13966 | -1.0012442220501 |
| Cosine of 13966 | 0.049837812224652 |
| Secant of 13966 | 20.065086233969 |
| Tangent of 13966 | -20.040151835169 |
| Cotangent of 13966 | -0.04989982152955 |
| The spelling of 13966 in words is "thirteen thousand nine hundred sixty-six", meaning that: |
| 13966 is not an aban number (as it contains the letter a) |
| 13966 is not an eban number (as it contains the letter e) |
| 13966 is not an iban number (as it contains the letter i) |
| 13966 is not an oban number (as it contains the letter o) |
| 13966 is not a tban number (as it contains the letter t) |
| 13966 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৩৯৬৬ |
| Eastern Arabic numerals | ١٣٬٩٦٦ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓆼𓆼𓍪𓎋𓏿 |
| Khmer numerals | ១៣៩៦៦ |
| Japanese numerals | 一万三千九百六十六 |
| Roman numerals | n/a |
| Thai numerals | ๑๓๙๖๖ |
| Arabic | ثلاثة عشر ألف و تسعة مائة و ستة و ستون |
| Croatian | trinaest tisuća devetsto šezdeset i šest |
| Czech | třináct tisíc devět set šedesát šest |
| Danish | tretten tusinde ni hundrede seks og tres |
| Dutch | dertienduizend negenhonderdzesenzestig |
| Estonian | akpe wuietɔ̃ alafa asieke blaade vɔ ade |
| Faroese | trettan tusin og níggjuhundraðogsekstiseks |
| Filipino | labíng-tatlóng libó’t siyám na daán at anim na pû’t anim |
| Finnish | kolmetoistatuhattayhdeksänsataakuusikymmentäkuusi |
| French | treize mille neuf cent soixante-six |
| Greek | δεκατρεις χίλιάδες εννιακόσια εξήντα έξι |
| German | dreizehntausendneunhundertsechsundsechzig |
| Hebrew | שלושה עשר אלף תשע מאות שישים ושש |
| Hindi | तेरह हज़ार नौ सौ छियासठ |
| Hungarian | tizenháromezerkilencszázhatvanhat |
| Icelandic | þrettán þúsund og níuhundrað og sextíu og sex |
| Indonesian | tiga belas ribu sembilan ratus enam puluh enam |
| Italian | tredicimilanovecentosessantasei |
| Japanese | 一万三千九百六十六 |
| Korean | 만 삼천구백육십육 |
| Latvian | trīspadsmit tūkstoši deviņsimt sešdesmit seši |
| Lithuanian | trylika tūkstančių devyni šimtai šešiasdešimt šeši |
| Norwegian | tretten tusen ni hundre og sekstiseks |
| Persian | سیزده هزار و نهصد و شصت و شش |
| Polish | trzynaście tysięcy dziewięćset sześćdziesiąt sześć |
| Portuguese | treze mil novecentos e sessenta e seis |
| Romanian | treisprezece mii nouă sute şasezeci şi şase |
| Russian | тринадцать тысяч девятьсот шестьдесят шесть |
| Serbian | тринаест хиљада деветсто шездесет и шест |
| Slovak | trinásť tisíc deväťsto šesťdesiatšesť |
| Slovene | trinajst tisuću devetsto šestdeset šest |
| Spanish | trece mil novecientos sesenta y seis |
| Swahili | elfu kumi na tatu, mia tisa na sitini na sita |
| Swedish | trettontusenniohundrasextiosex |
| Thai | หนึ่งหมื่นสามพันเก้าร้อยหกสิบหก |
| Turkish | on üç bin dokuz yüz altmış altı |
| Ukrainian | тринадцять тисяч девʼятсот шістдесят шість |
| Vietnamese | mười ba nghìn chín trăm sáu mươi sáu |
| Number 13966 reversed | 66931 | |
| Unicode Character | U+368E | 㚎 |
| Unix Timestamp | Thu, 01 Jan 1970 03:52:46 +0000 | |