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56713005 = 32519113587
BaseRepresentation
bin1101100001010…
…1111100101101
310221201022121200
43120111330231
5104004304010
65343320113
71256024016
oct330257455
9127638550
1056713005
112a016358
1216bb0039
13b998abb
14776400d
154ea3cc0
hex3615f2d

56713005 has 48 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 28353024.

The previous prime is 56712991. The next prime is 56713049. The reversal of 56713005 is 50031765.

It is not a de Polignac number, because 56713005 - 26 = 56712941 is a prime.

It is a super-2 number, since 2×567130052 = 6432729872260050, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56713005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96322 + ... + 96908.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 256713005 is an apocalyptic number.

It is an amenable number.

56713005 is a deficient number, since it is larger than the sum of its proper divisors (47856915).

56713005 is a wasteful number, since it uses less digits than its factorization.

56713005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 56713005 is about 7530.8037419654. The cubic root of 56713005 is about 384.2031192651.

The spelling of 56713005 in words is "fifty-six million, seven hundred thirteen thousand, five".

Divisors: 1 3 5 9 15 19 45 57 95 113 171 285 339 565 587 855 1017 1695 1761 2147 2935 5085 5283 6441 8805 10735 11153 19323 26415 32205 33459 55765 66331 96615 100377 167295 198993 331655 501885 596979 994965 1260289 2984895 3780867 6301445 11342601 18904335 56713005