Base | Representation |
---|---|
bin | 1101100111011… |
… | …0100010001100 |
3 | 10222110102022002 |
4 | 3121312202030 |
5 | 104104433440 |
6 | 5400011432 |
7 | 1262262302 |
oct | 331664214 |
9 | 128412262 |
10 | 57108620 |
11 | 2a266608 |
12 | 17160b78 |
13 | baa6baa |
14 | 7828272 |
15 | 5031115 |
hex | 367688c |
57108620 has 12 divisors (see below), whose sum is σ = 119928144. Its totient is φ = 22843440.
The previous prime is 57108617. The next prime is 57108631. The reversal of 57108620 is 2680175.
57108620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×571086202 = 6522788956608800, which contains 22 as substring.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1427696 + ... + 1427735.
It is an arithmetic number, because the mean of its divisors is an integer number (9994012).
Almost surely, 257108620 is an apocalyptic number.
It is an amenable number.
57108620 is an abundant number, since it is smaller than the sum of its proper divisors (62819524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57108620 is a wasteful number, since it uses less digits than its factorization.
57108620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2855440 (or 2855438 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 29.
The square root of 57108620 is about 7557.0245467380. The cubic root of 57108620 is about 385.0944166029.
Adding to 57108620 its reverse (2680175), we get a palindrome (59788795).
The spelling of 57108620 in words is "fifty-seven million, one hundred eight thousand, six hundred twenty".
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