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56672379 = 341375107
BaseRepresentation
bin1101100000110…
…0000001111011
310221122020220000
43120030001323
5104002004004
65342404043
71255464411
oct330140173
9127566800
1056672379
1129a98885
1216b90623
13b98346a
1477532b1
154e96c39
hex360c07b

56672379 has 20 divisors (see below), whose sum is σ = 85293384. Its totient is φ = 37498464.

The previous prime is 56672377. The next prime is 56672393. The reversal of 56672379 is 97327665.

It is not a de Polignac number, because 56672379 - 21 = 56672377 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56672377) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8544 + ... + 13650.

Almost surely, 256672379 is an apocalyptic number.

56672379 is a deficient number, since it is larger than the sum of its proper divisors (28621005).

56672379 is a wasteful number, since it uses less digits than its factorization.

56672379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256 (or 5247 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 56672379 is about 7528.1059370867. The cubic root of 56672379 is about 384.1113568645. Note that the first 3 decimals are identical.

The spelling of 56672379 in words is "fifty-six million, six hundred seventy-two thousand, three hundred seventy-nine".

Divisors: 1 3 9 27 81 137 411 1233 3699 5107 11097 15321 45963 137889 413667 699659 2098977 6296931 18890793 56672379