Base | Representation |
---|---|
bin | 10110111011100111… |
… | …01101110010000111 |
3 | 1011202222210121120211 |
4 | 23131303231302013 |
5 | 200203140144244 |
6 | 5353344540251 |
7 | 614040644134 |
oct | 133563556207 |
9 | 34688717524 |
10 | 12311256199 |
11 | 5248424000 |
12 | 2477021687 |
13 | 12127a3ba8 |
14 | 84b0c158b |
15 | 4c0c54934 |
hex | 2ddcedc87 |
12311256199 has 32 divisors (see below), whose sum is σ = 13787085312. Its totient is φ = 10991059200.
The previous prime is 12311256193. The next prime is 12311256203. The reversal of 12311256199 is 99165211321.
It is not a de Polignac number, because 12311256199 - 213 = 12311248007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12311256193) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21560584 + ... + 21561154.
It is an arithmetic number, because the mean of its divisors is an integer number (430846416).
Almost surely, 212311256199 is an apocalyptic number.
12311256199 is a deficient number, since it is larger than the sum of its proper divisors (1475829113).
12311256199 is an equidigital number, since it uses as much as digits as its factorization.
12311256199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 868 (or 846 counting only the distinct ones).
The product of its digits is 29160, while the sum is 40.
The spelling of 12311256199 in words is "twelve billion, three hundred eleven million, two hundred fifty-six thousand, one hundred ninety-nine".
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