Base | Representation |
---|---|
bin | 110100110011000000… |
… | …110101011000001100 |
3 | 12102022212001022021010 |
4 | 310303000311120030 |
5 | 1412100222302000 |
6 | 42013200405220 |
7 | 4044561500643 |
oct | 646300653014 |
9 | 172285038233 |
10 | 56690431500 |
11 | 220512a828a |
12 | aba1616810 |
13 | 5465ba7831 |
14 | 2a5b10635a |
15 | 171be0ed50 |
hex | d3303560c |
56690431500 has 48 divisors (see below), whose sum is σ = 165082540896. Its totient is φ = 15117448000.
The previous prime is 56690431493. The next prime is 56690431571. The reversal of 56690431500 is 513409665.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18895311 + ... + 18898310.
It is an arithmetic number, because the mean of its divisors is an integer number (3439219602).
Almost surely, 256690431500 is an apocalyptic number.
56690431500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
56690431500 is an abundant number, since it is smaller than the sum of its proper divisors (108392109396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56690431500 is a wasteful number, since it uses less digits than its factorization.
56690431500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37793643 (or 37793631 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 39.
The spelling of 56690431500 in words is "fifty-six billion, six hundred ninety million, four hundred thirty-one thousand, five hundred".
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