Base | Representation |
---|---|
bin | 10111100101010011… |
… | …10001011010111000 |
3 | 1012200100211222100222 |
4 | 23302221301122320 |
5 | 201412202034232 |
6 | 5452200315212 |
7 | 625515323312 |
oct | 136251613270 |
9 | 35610758328 |
10 | 12660971192 |
11 | 5407874061 |
12 | 2554172b08 |
13 | 126a08a43c |
14 | 8817167b2 |
15 | 4e17d3d12 |
hex | 2f2a716b8 |
12660971192 has 16 divisors (see below), whose sum is σ = 23758655400. Its totient is φ = 6325329760.
The previous prime is 12660971171. The next prime is 12660971201. The reversal of 12660971192 is 29117906621.
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, 634034 + ... + 653697.
Almost surely, 212660971192 is an apocalyptic number.
It is an amenable number.
12660971192 is a deficient number, since it is larger than the sum of its proper divisors (11097684208).
12660971192 is a wasteful number, since it uses less digits than its factorization.
12660971192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288966 (or 1288962 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 44.
The spelling of 12660971192 in words is "twelve billion, six hundred sixty million, nine hundred seventy-one thousand, one hundred ninety-two".
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