Base | Representation |
---|---|
bin | 110101010100111001… |
… | …010011101001000000 |
3 | 12110210110200200000101 |
4 | 311110321103221000 |
5 | 1414231233234043 |
6 | 42145424332144 |
7 | 4064633323561 |
oct | 652471235100 |
9 | 173713620011 |
10 | 57258883648 |
11 | 2231316884a |
12 | b11ba74054 |
13 | 55268a8a55 |
14 | 2ab27da168 |
15 | 1751c9a24d |
hex | d54e53a40 |
57258883648 has 28 divisors (see below), whose sum is σ = 113841250092. Its totient is φ = 28574474240.
The previous prime is 57258883639. The next prime is 57258883667. The reversal of 57258883648 is 84638885275.
It can be written as a sum of positive squares in 2 ways, for example, as 34399862784 + 22859020864 = 185472^2 + 151192^2 .
It is a Harshad number since it is a multiple of its sum of digits (64).
It is a self number, because there is not a number n which added to its sum of digits gives 57258883648.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825265 + ... + 891952.
Almost surely, 257258883648 is an apocalyptic number.
It is an amenable number.
57258883648 is a deficient number, since it is larger than the sum of its proper divisors (56582366444).
57258883648 is a wasteful number, since it uses less digits than its factorization.
57258883648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1717750 (or 1717740 counting only the distinct ones).
The product of its digits is 103219200, while the sum is 64.
The spelling of 57258883648 in words is "fifty-seven billion, two hundred fifty-eight million, eight hundred eighty-three thousand, six hundred forty-eight".
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