Base | Representation |
---|---|
bin | 11000001011110000… |
… | …11010011001001010 |
3 | 1020111211220000011022 |
4 | 30011320122121022 |
5 | 203042243414023 |
6 | 5544203032442 |
7 | 636513401441 |
oct | 140570323112 |
9 | 36454800138 |
10 | 12983576138 |
11 | 5562987a15 |
12 | 262420b722 |
13 | 12bbb71240 |
14 | 8b24d1d58 |
15 | 50ecaa7c8 |
hex | 305e1a64a |
12983576138 has 16 divisors (see below), whose sum is σ = 21696693480. Its totient is φ = 5785784256.
The previous prime is 12983576117. The next prime is 12983576161. The reversal of 12983576138 is 83167538921.
It can be written as a sum of positive squares in 4 ways, for example, as 11159175769 + 1824400369 = 105637^2 + 42713^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12983576138.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8609045 + ... + 8610552.
Almost surely, 212983576138 is an apocalyptic number.
12983576138 is a deficient number, since it is larger than the sum of its proper divisors (8713117342).
12983576138 is a wasteful number, since it uses less digits than its factorization.
12983576138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17219641.
The product of its digits is 2177280, while the sum is 53.
The spelling of 12983576138 in words is "twelve billion, nine hundred eighty-three million, five hundred seventy-six thousand, one hundred thirty-eight".
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