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12057656706 = 233223289939
BaseRepresentation
bin10110011101011000…
…10011110110000010
31011010022121102111000
423032230103312002
5144143230003311
65312245232430
7604541251044
oct131654236602
934108542430
1012057656706
115128261a47
122406102716
1311a20a1014
14825549a94
154a885e056
hex2ceb13d82

12057656706 has 16 divisors (see below), whose sum is σ = 26794792800. Its totient is φ = 4019218884.

The previous prime is 12057656693. The next prime is 12057656713. The reversal of 12057656706 is 60765675021.

12057656706 is a `hidden beast` number, since 1 + 2 + 0 + 576 + 5 + 6 + 70 + 6 = 666.

12057656706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111644916 + ... + 111645023.

It is an arithmetic number, because the mean of its divisors is an integer number (1674674550).

Almost surely, 212057656706 is an apocalyptic number.

12057656706 is an abundant number, since it is smaller than the sum of its proper divisors (14737136094).

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

12057656706 is a wasteful number, since it uses less digits than its factorization.

12057656706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223289950 (or 223289944 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 12057656706 in words is "twelve billion, fifty-seven million, six hundred fifty-six thousand, seven hundred six".

Divisors: 1 2 3 6 9 18 27 54 223289939 446579878 669869817 1339739634 2009609451 4019218902 6028828353 12057656706