Base | Representation |
---|---|
bin | 1101101101110… |
… | …1100100100100 |
3 | 11000020212020012 |
4 | 3123131210210 |
5 | 104211440120 |
6 | 5413025352 |
7 | 1266000605 |
oct | 333354444 |
9 | 130225205 |
10 | 57530660 |
11 | 2a524700 |
12 | 17325258 |
13 | bbc4015 |
14 | 78d7dac |
15 | 50b61c5 |
hex | 36dd924 |
57530660 has 36 divisors (see below), whose sum is σ = 132801564. Its totient is φ = 20919360.
The previous prime is 57530657. The next prime is 57530677. The reversal of 57530660 is 6603575.
It can be written as a sum of positive squares in 2 ways, for example, as 17106496 + 40424164 = 4136^2 + 6358^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9467 + ... + 14306.
Almost surely, 257530660 is an apocalyptic number.
It is an amenable number.
57530660 is an abundant number, since it is smaller than the sum of its proper divisors (75270904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57530660 is a wasteful number, since it uses less digits than its factorization.
57530660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23804 (or 23791 counting only the distinct ones).
The product of its (nonzero) digits is 18900, while the sum is 32.
The square root of 57530660 is about 7584.8968351587. The cubic root of 57530660 is about 386.0407216294.
The spelling of 57530660 in words is "fifty-seven million, five hundred thirty thousand, six hundred sixty".
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