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56660060652 = 223133111716307
BaseRepresentation
bin110100110001001100…
…111110100111101100
312102020201220022021220
4310301030332213230
51412014433420102
642010153423340
74044042366126
oct646114764754
9172221808256
1056660060652
1122036144208
12ab9340ab50
13545c802b10
142a5707c216
1517194111bc
hexd3133e9ec

56660060652 has 48 divisors (see below), whose sum is σ = 146969367552. Its totient is φ = 16871480640.

The previous prime is 56660060627. The next prime is 56660060663. The reversal of 56660060652 is 25606006665.

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, 5853318 + ... + 5862989.

It is an arithmetic number, because the mean of its divisors is an integer number (3061861824).

Almost surely, 256660060652 is an apocalyptic number.

56660060652 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56660060652 is an abundant number, since it is smaller than the sum of its proper divisors (90309306900).

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

56660060652 is a wasteful number, since it uses less digits than its factorization.

56660060652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11716358 (or 11716356 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 56660060652 in words is "fifty-six billion, six hundred sixty million, sixty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 186 372 403 806 1209 1612 2418 4836 11716307 23432614 35148921 46865228 70297842 140595684 152311991 304623982 363205517 456935973 609247964 726411034 913871946 1089616551 1452822068 1827743892 2179233102 4358466204 4721671721 9443343442 14165015163 18886686884 28330030326 56660060652