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56312713 = 197433989
BaseRepresentation
bin1101011011010…
…0001110001001
310220221222112001
43112310032021
5103404001323
65330551001
71252436002
oct326641611
9126858461
1056312713
1129872636
1216a38461
13b888842
14769c1a9
154e253ad
hex35b4389

56312713 has 8 divisors (see below), whose sum is σ = 59371200. Its totient is φ = 53263728.

The previous prime is 56312657. The next prime is 56312719. The reversal of 56312713 is 31721365.

56312713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-56312713 is a prime.

It is a super-2 number, since 2×563127132 = 6342243290840738, which contains 22 as substring.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (56312719) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12123 + ... + 16111.

It is an arithmetic number, because the mean of its divisors is an integer number (7421400).

Almost surely, 256312713 is an apocalyptic number.

It is an amenable number.

56312713 is a deficient number, since it is larger than the sum of its proper divisors (3058487).

56312713 is a wasteful number, since it uses less digits than its factorization.

56312713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4751.

The product of its digits is 3780, while the sum is 28.

The square root of 56312713 is about 7504.1797020061. The cubic root of 56312713 is about 383.2970560923.

The spelling of 56312713 in words is "fifty-six million, three hundred twelve thousand, seven hundred thirteen".

Divisors: 1 19 743 3989 14117 75791 2963827 56312713