Base | Representation |
---|---|
bin | 10111100001110001… |
… | …11101011110000011 |
3 | 1012121022012111221202 |
4 | 23300320331132003 |
5 | 201332114221100 |
6 | 5445222411415 |
7 | 625006054016 |
oct | 136070753603 |
9 | 35538174852 |
10 | 12631398275 |
11 | 53a2105531 |
12 | 2546290b6b |
13 | 1263c04982 |
14 | 87b81937d |
15 | 4ddde17d5 |
hex | 2f0e3d783 |
12631398275 has 12 divisors (see below), whose sum is σ = 15664351584. Its totient is φ = 10104204000.
The previous prime is 12631398211. The next prime is 12631398277. The reversal of 12631398275 is 57289313621.
It is not a de Polignac number, because 12631398275 - 26 = 12631398211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12631398277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453245 + ... + 480305.
It is an arithmetic number, because the mean of its divisors is an integer number (1305362632).
Almost surely, 212631398275 is an apocalyptic number.
12631398275 is a deficient number, since it is larger than the sum of its proper divisors (3032953309).
12631398275 is a wasteful number, since it uses less digits than its factorization.
12631398275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45742 (or 45737 counting only the distinct ones).
The product of its digits is 544320, while the sum is 47.
The spelling of 12631398275 in words is "twelve billion, six hundred thirty-one million, three hundred ninety-eight thousand, two hundred seventy-five".
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