Base | Representation |
---|---|
bin | 110100110001111101… |
… | …111101100001000011 |
3 | 12102021122001200012021 |
4 | 310301331331201003 |
5 | 1412031230314222 |
6 | 42011332542311 |
7 | 4044256466110 |
oct | 646175754103 |
9 | 172248050167 |
10 | 56672901187 |
11 | 22042414521 |
12 | ab97781997 |
13 | 546237a576 |
14 | 2a58a61907 |
15 | 171a5eaac7 |
hex | d31f7d843 |
56672901187 has 16 divisors (see below), whose sum is σ = 68781288960. Its totient is φ = 45612830592.
The previous prime is 56672901179. The next prime is 56672901191. The reversal of 56672901187 is 78110927665.
It is not a de Polignac number, because 56672901187 - 23 = 56672901179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56672901487) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1870423 + ... + 1900480.
It is an arithmetic number, because the mean of its divisors is an integer number (4298830560).
Almost surely, 256672901187 is an apocalyptic number.
56672901187 is a deficient number, since it is larger than the sum of its proper divisors (12108387773).
56672901187 is a wasteful number, since it uses less digits than its factorization.
56672901187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3771042.
The product of its (nonzero) digits is 1270080, while the sum is 52.
The spelling of 56672901187 in words is "fifty-six billion, six hundred seventy-two million, nine hundred one thousand, one hundred eighty-seven".
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