Base | Representation |
---|---|
bin | 110100110100001110… |
… | …110101111011011110 |
3 | 12102101021112020200122 |
4 | 310310032311323132 |
5 | 1412120441142430 |
6 | 42015210554542 |
7 | 4045230351311 |
oct | 646416657336 |
9 | 172337466618 |
10 | 56710880990 |
11 | 220618a5295 |
12 | aba8438a52 |
13 | 546a1b771a |
14 | 2a5db0a978 |
15 | 171daedee5 |
hex | d343b5ede |
56710880990 has 64 divisors (see below), whose sum is σ = 109519257600. Its totient is φ = 21080860416.
The previous prime is 56710880977. The next prime is 56710880999. The reversal of 56710880990 is 9908801765.
It is a super-2 number, since 2×567108809902 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56710880999) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2134367 + ... + 2160773.
It is an arithmetic number, because the mean of its divisors is an integer number (1711238400).
Almost surely, 256710880990 is an apocalyptic number.
56710880990 is a deficient number, since it is larger than the sum of its proper divisors (52808376610).
56710880990 is a wasteful number, since it uses less digits than its factorization.
56710880990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26649.
The product of its (nonzero) digits is 1088640, while the sum is 53.
The spelling of 56710880990 in words is "fifty-six billion, seven hundred ten million, eight hundred eighty thousand, nine hundred ninety".
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