Base | Representation |
---|---|
bin | 10111100001110001… |
… | …11100000001110000 |
3 | 1012121022012012211222 |
4 | 23300320330001300 |
5 | 201332114023433 |
6 | 5445222324212 |
7 | 625006030550 |
oct | 136070740160 |
9 | 35538165758 |
10 | 12631392368 |
11 | 53a2101051 |
12 | 2546289668 |
13 | 1263c0208a |
14 | 87b817160 |
15 | 4ddddeb98 |
hex | 2f0e3c070 |
12631392368 has 20 divisors (see below), whose sum is σ = 27969511920. Its totient is φ = 5413453824.
The previous prime is 12631392359. The next prime is 12631392419. The reversal of 12631392368 is 86329313621.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56390033 + ... + 56390256.
It is an arithmetic number, because the mean of its divisors is an integer number (1398475596).
Almost surely, 212631392368 is an apocalyptic number.
It is an amenable number.
12631392368 is an abundant number, since it is smaller than the sum of its proper divisors (15338119552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12631392368 is a wasteful number, since it uses less digits than its factorization.
12631392368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112780304 (or 112780298 counting only the distinct ones).
The product of its digits is 279936, while the sum is 44.
The spelling of 12631392368 in words is "twelve billion, six hundred thirty-one million, three hundred ninety-two thousand, three hundred sixty-eight".
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