Base | Representation |
---|---|
bin | 1101101010110… |
… | …1000100000110 |
3 | 10222212202200110 |
4 | 3122231010012 |
5 | 104134110344 |
6 | 5404453450 |
7 | 1264212420 |
oct | 332550406 |
9 | 128782613 |
10 | 57331974 |
11 | 2a3a93a7 |
12 | 1724a286 |
13 | bb5475b |
14 | 7885810 |
15 | 50773b9 |
hex | 36ad106 |
57331974 has 16 divisors (see below), whose sum is σ = 131044608. Its totient is φ = 16380552.
The previous prime is 57331969. The next prime is 57331993. The reversal of 57331974 is 47913375.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682482 + ... + 682565.
It is an arithmetic number, because the mean of its divisors is an integer number (8190288).
Almost surely, 257331974 is an apocalyptic number.
57331974 is an abundant number, since it is smaller than the sum of its proper divisors (73712634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57331974 is a wasteful number, since it uses less digits than its factorization.
57331974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1365059.
The product of its digits is 79380, while the sum is 39.
The square root of 57331974 is about 7571.7880318984. The cubic root of 57331974 is about 385.5958031932.
The spelling of 57331974 in words is "fifty-seven million, three hundred thirty-one thousand, nine hundred seventy-four".
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