Base | Representation |
---|---|
bin | 110001001011… |
… | …000001000011 |
3 | 220020220000001 |
4 | 301023001003 |
5 | 11244441204 |
6 | 1140140431 |
7 | 214364461 |
oct | 61130103 |
9 | 26226001 |
10 | 12890179 |
11 | 7304645 |
12 | 4397717 |
13 | 2894233 |
14 | 19d7831 |
15 | 11e94a4 |
hex | c4b043 |
12890179 has 2 divisors, whose sum is σ = 12890180. Its totient is φ = 12890178.
The previous prime is 12890177. The next prime is 12890191. The reversal of 12890179 is 97109821.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12890179 - 21 = 12890177 is a prime.
Together with 12890177, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (12890177) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6445089 + 6445090.
It is an arithmetic number, because the mean of its divisors is an integer number (6445090).
Almost surely, 212890179 is an apocalyptic number.
12890179 is a deficient number, since it is larger than the sum of its proper divisors (1).
12890179 is an equidigital number, since it uses as much as digits as its factorization.
12890179 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9072, while the sum is 37.
The square root of 12890179 is about 3590.2895426414. The cubic root of 12890179 is about 234.4694777386.
The spelling of 12890179 in words is "twelve million, eight hundred ninety thousand, one hundred seventy-nine".
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