12
Number 12 (twelve) is an even two-digits composite number and natural number following 11 and preceding 13.
| Nominal | 12 |
| Cardinal | twelve |
| Ordinal | 12th |
| Number of digits | 2 |
| Sum of digits | 3 |
| Product of digits | 2 |
| Number parity | Even |
Calculation was done in 0.0000331402 seconds
| Prime factorization | 2 x 2 x 3 |
| Prime factorization in exponent form | 22 x 3 |
| Prime factors | 2, 3 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 3 |
| Sum of prime factors | 5 |
| Product of prime factors | 6 |
Calculation was done in 0.0000088215 seconds
| List of proper divisors | 1, 2, 3, 4, 6 |
| List of all dividers | 1, 2, 3, 4, 6, 12 |
| Number of divisors d(n) | 6 |
| Sum of all divisors σ(n) | 28 |
| Aliquot sum | 16 |
| 12 is an abundant number , because the sum of its proper divisors (16) is greater than itself. Its abundance is 4. |
Calculation was done in 0.0000228882 seconds
| Is 12 a prime number? | No |
| Is 12 a semiprime number? | No |
| Is 12 a Chen prime number? | No |
| Is 12 a Mersenne prime number? | No |
Calculation was done in 0.0000100136 seconds
| Is 12 a Catalan number? | No |
| Is 12 a Fibonacci number? | No |
| Is 12 a Idoneal number? | Yes: I10 |
Calculation was done in 0.0000040531 seconds
| 12 is not a Happy number |
| 12 is a Humble number |
| 12 is not a Münchhausen number |
| 12 is not a Perfect number |
| 12 is not a Perfect square |
| 12 is not a Palindrome |
Calculation was done in 0.0064549446 seconds
| Base | System | Value |
|---|
| 2 | Binary | 11002 |
| 3 | Ternary | 1103 |
| 4 | Quaternary | 304 |
| 5 | Quinary | 225 |
| 6 | Senary | 206 |
| 7 | Septenary | 157 |
| 8 | Octal | 148 |
| 9 | Nonary | 139 |
| 10 | Decimal | 12 |
| 12 | Duodecimal | 1012 |
| 16 | Hexadecimal | c16 |
| 20 | Vigesimal | c20 |
| 36 | Base36 | c36 |
| 60 | Sexagesimal | C60 |
Calculation was done in 0.0000169277 seconds
| Square of 12 (n2) | 144 |
| Cube of 12 (n3) | 1728 |
| Square root of 12 | 3.4641016151378 |
| Natural Logarithm (ln) of 12 | 2.484906649788 |
| Decimal Logarithm (log) of 12 | 1.0791812460476 |
Calculation was done in 0.0000040531 seconds
| Sine of 12 | -0.53657291800043 |
| Cosecant of 12 | -1.8636795977824 |
| Cosine of 12 | 0.84385395873249 |
| Secant of 12 | 1.185039176094 |
| Tangent of 12 | -0.63585992866158 |
| Cotangent of 12 | -1.5726734063977 |
Calculation was done in 0.0000100136 seconds
Is 12 an Even Number?
Yes, the number 12 is an even number.
Previous even number is
10
Calculation was done in 0.0000030994 seconds
| The spelling of 12 in words is "twelve", meaning that: |
| 12 is an aban number (a number without the letter a) |
| 12 is not an eban number (as it contains the letter e) |
| 12 is an iban number (a number without the letter i) |
| 12 is an oban number (a number without the letter o) |
| 12 is not a tban number (as it contains the letter t) |
| 12 is an uban number (a number without the letter u) |
Calculation was done in 0.0000019073 seconds
| Bengali numerals | ১২ |
| Eastern Arabic numerals | ١٢ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓎆𓏻 |
| Khmer numerals | ១២ |
| Japanese numerals | 十二 |
| Roman numerals | XII |
| Thai numerals | ๑๒ |
Calculation was done in 0.0000638962 seconds
| Arabic | إثنا عشر |
| Croatian | dvanaest |
| Czech | dvanáct |
| Danish | tolv |
| Dutch | twaalf |
| Estonian | wuieve |
| Faroese | tólv |
| Filipino | labíng-dalawá |
| Finnish | kaksitoista |
| French | douze |
| Greek | δώδεκα |
| German | zwölf |
| Hebrew | שתים עשרה |
| Hindi | बारह |
| Hungarian | tizenkettő |
| Icelandic | tólf |
| Indonesian | dua belas |
| Italian | dodici |
| Japanese | 十二 |
| Korean | 십이 |
| Latvian | divpadsmit |
| Lithuanian | dvylika |
| Norwegian | tolv |
| Persian | دوازده |
| Polish | dwanaście |
| Portuguese | doze |
| Romanian | doisprezece |
| Russian | двенадцать |
| Serbian | дванаест |
| Slovak | dvanásť |
| Slovene | dvanajst |
| Spanish | doce |
| Swahili | kumi na mbili |
| Swedish | tolv |
| Thai | สิบสอง |
| Turkish | on iki |
| Ukrainian | дванадцять |
| Vietnamese | mười hai |
Calculation was done in 0.0137119293 seconds
| Number 12 reversed | 21 |
| ASCII Code | 12 | |
| Unicode Character | U+000C | |
| Unix Timestamp | Thu, 01 Jan 1970 00:00:12 +0000 |
Calculation was done in 0.0000250340 seconds
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