Base | Representation |
---|---|
bin | 110101000011100111… |
… | …001011011101011000 |
3 | 12110001021001221010020 |
4 | 311003213023131120 |
5 | 1413133020400442 |
6 | 42100545350440 |
7 | 4054512551325 |
oct | 650347133530 |
9 | 173037057106 |
10 | 56968918872 |
11 | 22184518a38 |
12 | b05a938420 |
13 | 54ab7b2868 |
14 | 2a860b9b4c |
15 | 17365be9ec |
hex | d439cb758 |
56968918872 has 32 divisors (see below), whose sum is σ = 142442118000. Its totient is φ = 18986996864.
The previous prime is 56968918871. The next prime is 56968918889. The reversal of 56968918872 is 27881986965.
It is a junction number, because it is equal to n+sod(n) for n = 56968918797 and 56968918806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56968918871) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14878 + ... + 337874.
Almost surely, 256968918872 is an apocalyptic number.
It is an amenable number.
56968918872 is an abundant number, since it is smaller than the sum of its proper divisors (85473199128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56968918872 is a wasteful number, since it uses less digits than its factorization.
56968918872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330355 (or 330351 counting only the distinct ones).
The product of its digits is 104509440, while the sum is 69.
The spelling of 56968918872 in words is "fifty-six billion, nine hundred sixty-eight million, nine hundred eighteen thousand, eight hundred seventy-two".
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