Base | Representation |
---|---|
bin | 10111011000111101… |
… | …11010111011101011 |
3 | 1012102011002020012102 |
4 | 23230132322323223 |
5 | 201204202311100 |
6 | 5434022004015 |
7 | 623120451050 |
oct | 135436727353 |
9 | 35364066172 |
10 | 12557463275 |
11 | 53643a7025 |
12 | 252557660b |
13 | 12517b9056 |
14 | 871a91027 |
15 | 4d7689cd5 |
hex | 2ec7baeeb |
12557463275 has 48 divisors (see below), whose sum is σ = 18684637440. Its totient is φ = 8189596800.
The previous prime is 12557463251. The next prime is 12557463307. The reversal of 12557463275 is 57236475521.
It is not a de Polignac number, because 12557463275 - 232 = 8262495979 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 321560 + ... + 358490.
It is an arithmetic number, because the mean of its divisors is an integer number (389263280).
Almost surely, 212557463275 is an apocalyptic number.
12557463275 is a deficient number, since it is larger than the sum of its proper divisors (6127174165).
12557463275 is a wasteful number, since it uses less digits than its factorization.
12557463275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37044 (or 37039 counting only the distinct ones).
The product of its digits is 1764000, while the sum is 47.
The spelling of 12557463275 in words is "twelve billion, five hundred fifty-seven million, four hundred sixty-three thousand, two hundred seventy-five".
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