Base | Representation |
---|---|
bin | 110100110001000000… |
… | …101101110111001000 |
3 | 12102020111212000000002 |
4 | 310301000231313020 |
5 | 1412013123040110 |
6 | 42010000502132 |
7 | 4044003150566 |
oct | 646100556710 |
9 | 172214760002 |
10 | 56656846280 |
11 | 22034349201 |
12 | ab9231a948 |
13 | 545bc48a18 |
14 | 2a56882a36 |
15 | 1718ec8aa5 |
hex | d3102ddc8 |
56656846280 has 32 divisors (see below), whose sum is σ = 127690776000. Its totient is φ = 22624894656.
The previous prime is 56656846229. The next prime is 56656846283. The reversal of 56656846280 is 8264865665.
It is not an unprimeable number, because it can be changed into a prime (56656846283) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158362 + ... + 1206281.
It is an arithmetic number, because the mean of its divisors is an integer number (3990336750).
Almost surely, 256656846280 is an apocalyptic number.
It is an amenable number.
56656846280 is an abundant number, since it is smaller than the sum of its proper divisors (71033929720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56656846280 is a wasteful number, since it uses less digits than its factorization.
56656846280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2365253 (or 2365249 counting only the distinct ones).
The product of its (nonzero) digits is 16588800, while the sum is 56.
The spelling of 56656846280 in words is "fifty-six billion, six hundred fifty-six million, eight hundred forty-six thousand, two hundred eighty".
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