Base | Representation |
---|---|
bin | 110100100010011110… |
… | …011001011110001000 |
3 | 12101121111221202001022 |
4 | 310202132121132020 |
5 | 1411013210000330 |
6 | 41525445412012 |
7 | 4034652215624 |
oct | 644236313610 |
9 | 171544852038 |
10 | 56412968840 |
11 | 21a197174a8 |
12 | ab2470a008 |
13 | 542056b047 |
14 | 2a3231c184 |
15 | 17028a3ae5 |
hex | d22799788 |
56412968840 has 32 divisors (see below), whose sum is σ = 126937935000. Its totient is φ = 22563631104.
The previous prime is 56412968831. The next prime is 56412968873. The reversal of 56412968840 is 4886921465.
It can be written as a sum of positive squares in 4 ways, for example, as 56412900196 + 68644 = 237514^2 + 262^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669386 + ... + 748934.
Almost surely, 256412968840 is an apocalyptic number.
It is an amenable number.
56412968840 is an abundant number, since it is smaller than the sum of its proper divisors (70524966160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56412968840 is a wasteful number, since it uses less digits than its factorization.
56412968840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97289 (or 97285 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 53.
The spelling of 56412968840 in words is "fifty-six billion, four hundred twelve million, nine hundred sixty-eight thousand, eight hundred forty".
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