Base | Representation |
---|---|
bin | 110100101001010101… |
… | …011010000111001000 |
3 | 12101220112111121101202 |
4 | 310221111122013020 |
5 | 1411232140141210 |
6 | 41545120203332 |
7 | 4040550343211 |
oct | 645125320710 |
9 | 171815447352 |
10 | 56528052680 |
11 | 21a78680710 |
12 | ab57169548 |
13 | 543b3633a8 |
14 | 2a43718408 |
15 | 170ca379a5 |
hex | d2955a1c8 |
56528052680 has 32 divisors (see below), whose sum is σ = 138750675840. Its totient is φ = 20555655360.
The previous prime is 56528052677. The next prime is 56528052703. The reversal of 56528052680 is 8625082565.
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, 64235984 + ... + 64236863.
It is an arithmetic number, because the mean of its divisors is an integer number (4335958620).
Almost surely, 256528052680 is an apocalyptic number.
It is an amenable number.
56528052680 is an abundant number, since it is smaller than the sum of its proper divisors (82222623160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56528052680 is a wasteful number, since it uses less digits than its factorization.
56528052680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128472869 (or 128472865 counting only the distinct ones).
The product of its (nonzero) digits is 1152000, while the sum is 47.
The spelling of 56528052680 in words is "fifty-six billion, five hundred twenty-eight million, fifty-two thousand, six hundred eighty".
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