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56680360 = 23511128819
BaseRepresentation
bin1101100000110…
…1111110101000
310221122122211121
43120031332220
5104002232420
65342505024
71255526602
oct330157650
9127578747
1056680360
1129aa3880
1216b95174
13b986c99
147756172
154e992aa
hex360dfa8

56680360 has 32 divisors (see below), whose sum is σ = 139125600. Its totient is φ = 20610880.

The previous prime is 56680343. The next prime is 56680381. The reversal of 56680360 is 6308665.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63970 + ... + 64849.

It is an arithmetic number, because the mean of its divisors is an integer number (4347675).

Almost surely, 256680360 is an apocalyptic number.

It is an amenable number.

56680360 is an abundant number, since it is smaller than the sum of its proper divisors (82445240).

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

56680360 is a wasteful number, since it uses less digits than its factorization.

56680360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128841 (or 128837 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 56680360 is about 7528.6359986388. The cubic root of 56680360 is about 384.1293870989.

The spelling of 56680360 in words is "fifty-six million, six hundred eighty thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 128819 257638 515276 644095 1030552 1288190 1417009 2576380 2834018 5152760 5668036 7085045 11336072 14170090 28340180 56680360