Base | Representation |
---|---|
bin | 110100111000110011… |
… | …011011111010110010 |
3 | 12102120121212002120120 |
4 | 310320303123322302 |
5 | 1412300110121032 |
6 | 42030550551110 |
7 | 4050151326300 |
oct | 647063337262 |
9 | 172517762516 |
10 | 56787582642 |
11 | 220a112338a |
12 | b00a068496 |
13 | 548006170b |
14 | 2a69d95270 |
15 | 172570062c |
hex | d38cdbeb2 |
56787582642 has 48 divisors (see below), whose sum is σ = 132193205280. Its totient is φ = 16215794112.
The previous prime is 56787582623. The next prime is 56787582653. The reversal of 56787582642 is 24628578765.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471334 + ... + 579422.
It is an arithmetic number, because the mean of its divisors is an integer number (2754025110).
Almost surely, 256787582642 is an apocalyptic number.
56787582642 is an abundant number, since it is smaller than the sum of its proper divisors (75405622638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56787582642 is a wasteful number, since it uses less digits than its factorization.
56787582642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109895 (or 109888 counting only the distinct ones).
The product of its digits is 45158400, while the sum is 60.
The spelling of 56787582642 in words is "fifty-six billion, seven hundred eighty-seven million, five hundred eighty-two thousand, six hundred forty-two".
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