Base | Representation |
---|---|
bin | 1101101011101… |
… | …1000001101011 |
3 | 10222222200010120 |
4 | 3122323001223 |
5 | 104142423123 |
6 | 5410014323 |
7 | 1264541226 |
oct | 332730153 |
9 | 128880116 |
10 | 57389163 |
11 | 2a438367 |
12 | 172773a3 |
13 | bb747b0 |
14 | 789c5bd |
15 | 50892e3 |
hex | 36bb06b |
57389163 has 32 divisors (see below), whose sum is σ = 86800896. Its totient is φ = 33462528.
The previous prime is 57389131. The next prime is 57389179. The reversal of 57389163 is 36198375.
It is not a de Polignac number, because 57389163 - 25 = 57389131 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57389663) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122656 + ... + 123122.
It is an arithmetic number, because the mean of its divisors is an integer number (2712528).
Almost surely, 257389163 is an apocalyptic number.
57389163 is a deficient number, since it is larger than the sum of its proper divisors (29411733).
57389163 is a wasteful number, since it uses less digits than its factorization.
57389163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 643.
The product of its digits is 136080, while the sum is 42.
The square root of 57389163 is about 7575.5635433940. The cubic root of 57389163 is about 385.7239719888.
The spelling of 57389163 in words is "fifty-seven million, three hundred eighty-nine thousand, one hundred sixty-three".
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