Base | Representation |
---|---|
bin | 1101101011010… |
… | …1010101101000 |
3 | 10222221111011122 |
4 | 3122311111220 |
5 | 104141201424 |
6 | 5405314412 |
7 | 1264413263 |
oct | 332652550 |
9 | 128844148 |
10 | 57365864 |
11 | 2a421906 |
12 | 17265a08 |
13 | bb66cca |
14 | 7893cda |
15 | 508245e |
hex | 36b5568 |
57365864 has 64 divisors (see below), whose sum is σ = 120528000. Its totient is φ = 25470720.
The previous prime is 57365863. The next prime is 57365909. The reversal of 57365864 is 46856375.
Its product of digits (604800) is a multiple of the sum of its prime factors (378).
It is not an unprimeable number, because it can be changed into a prime (57365863) 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, 213122 + ... + 213390.
It is an arithmetic number, because the mean of its divisors is an integer number (1883250).
Almost surely, 257365864 is an apocalyptic number.
It is an amenable number.
57365864 is an abundant number, since it is smaller than the sum of its proper divisors (63162136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57365864 is a wasteful number, since it uses less digits than its factorization.
57365864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378 (or 374 counting only the distinct ones).
The product of its digits is 604800, while the sum is 44.
The square root of 57365864 is about 7574.0256138991. The cubic root of 57365864 is about 385.6717658531.
The spelling of 57365864 in words is "fifty-seven million, three hundred sixty-five thousand, eight hundred sixty-four".
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