Base | Representation |
---|---|
bin | 1101101011001… |
… | …1000011101000 |
3 | 10222221000100120 |
4 | 3122303003220 |
5 | 104140402040 |
6 | 5405203240 |
7 | 1264344114 |
oct | 332630350 |
9 | 128830316 |
10 | 57356520 |
11 | 2a415891 |
12 | 17260520 |
13 | bb62990 |
14 | 7890744 |
15 | 507e7d0 |
hex | 36b30e8 |
57356520 has 64 divisors (see below), whose sum is σ = 185310720. Its totient is φ = 14118144.
The previous prime is 57356513. The next prime is 57356527. The reversal of 57356520 is 2565375.
57356520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57356513) and next prime (57356527).
It is not an unprimeable number, because it can be changed into a prime (57356527) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16824 + ... + 19943.
It is an arithmetic number, because the mean of its divisors is an integer number (2895480).
Almost surely, 257356520 is an apocalyptic number.
It is an amenable number.
57356520 is an abundant number, since it is smaller than the sum of its proper divisors (127954200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57356520 is a wasteful number, since it uses less digits than its factorization.
57356520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36794 (or 36790 counting only the distinct ones).
The product of its (nonzero) digits is 31500, while the sum is 33.
The square root of 57356520 is about 7573.4087437560. The cubic root of 57356520 is about 385.6508247544.
The spelling of 57356520 in words is "fifty-seven million, three hundred fifty-six thousand, five hundred twenty".
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