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56625588 = 2233836317
BaseRepresentation
bin1101100000000…
…0100110110100
310221112212201000
43120000212310
5103444004323
65341403300
71255211115
oct330004664
9127485630
1056625588
1129a66708
1216b69530
13b968086
14774020c
154e87e43
hex36009b4

56625588 has 48 divisors (see below), whose sum is σ = 148599360. Its totient is φ = 18644832.

The previous prime is 56625587. The next prime is 56625607. The reversal of 56625588 is 88552665.

56625588 is a `hidden beast` number, since 5 + 6 + 62 + 5 + 588 = 666.

56625588 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

56625588 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56625587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806 + ... + 12122.

It is an arithmetic number, because the mean of its divisors is an integer number (3095820).

Almost surely, 256625588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56625588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74299680).

56625588 is an abundant number, since it is smaller than the sum of its proper divisors (91973772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56625588 is a wasteful number, since it uses less digits than its factorization.

56625588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6413 (or 6405 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 56625588 is about 7524.9975415278. The cubic root of 56625588 is about 384.0056151523.

The spelling of 56625588 in words is "fifty-six million, six hundred twenty-five thousand, five hundred eighty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 83 108 166 249 332 498 747 996 1494 2241 2988 4482 6317 8964 12634 18951 25268 37902 56853 75804 113706 170559 227412 341118 524311 682236 1048622 1572933 2097244 3145866 4718799 6291732 9437598 14156397 18875196 28312794 56625588