Base | Representation |
---|---|
bin | 1101101000010… |
… | …0000100100001 |
3 | 10222120020100121 |
4 | 3122010010201 |
5 | 104113222230 |
6 | 5401120241 |
7 | 1262613040 |
oct | 332040441 |
9 | 128506317 |
10 | 57164065 |
11 | 2a2a4232 |
12 | 17189081 |
13 | bac61ba |
14 | 7840557 |
15 | 504277a |
hex | 3684121 |
57164065 has 32 divisors (see below), whose sum is σ = 83819520. Its totient is φ = 36552384.
The previous prime is 57164059. The next prime is 57164083. The reversal of 57164065 is 56046175.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 57164065 - 23 = 57164057 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57164065.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43914 + ... + 45196.
It is an arithmetic number, because the mean of its divisors is an integer number (2619360).
Almost surely, 257164065 is an apocalyptic number.
It is an amenable number.
57164065 is a deficient number, since it is larger than the sum of its proper divisors (26655455).
57164065 is a wasteful number, since it uses less digits than its factorization.
57164065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1381.
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 57164065 is about 7560.6920979498. The cubic root of 57164065 is about 385.2190017286.
The spelling of 57164065 in words is "fifty-seven million, one hundred sixty-four thousand, sixty-five".
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