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56624242665 = 3533291133959
BaseRepresentation
bin110100101111000100…
…010101111111101001
312102011020111120020210
4310233010111333221
51411431301231130
642002434011333
74043126056404
oct645704257751
9172136446223
1056624242665
11220179aa671
12ab83416b49
135455271943
142a523d6d3b
1517161d85b0
hexd2f115fe9

56624242665 has 16 divisors (see below), whose sum is σ = 90626083200. Its totient is φ = 30190497792.

The previous prime is 56624242627. The next prime is 56624242673.

56624242665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56624242665 - 27 = 56624242537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517045 + ... + 616914.

It is an arithmetic number, because the mean of its divisors is an integer number (5664130200).

Almost surely, 256624242665 is an apocalyptic number.

It is an amenable number.

56624242665 is a deficient number, since it is larger than the sum of its proper divisors (34001840535).

56624242665 is a wasteful number, since it uses less digits than its factorization.

56624242665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137296.

The product of its digits is 4147200, while the sum is 48.

The spelling of 56624242665 in words is "fifty-six billion, six hundred twenty-four million, two hundred forty-two thousand, six hundred sixty-five".

Divisors: 1 3 5 15 3329 9987 16645 49935 1133959 3401877 5669795 17009385 3774949511 11324848533 18874747555 56624242665