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12837625713 = 3311109139619
BaseRepresentation
bin10111111010010111…
…01001111101110001
31020010200020221211000
423331023221331301
5202242413010323
65521510512213
7633062006133
oct137513517561
936120227730
1012837625713
115498561230
1225a3365669
13129785c643
1489ad7d053
1550207ae43
hex2fd2e9f71

12837625713 has 32 divisors (see below), whose sum is σ = 20767219200. Its totient is φ = 7773051600.

The previous prime is 12837625711. The next prime is 12837625771. The reversal of 12837625713 is 31752673821.

12837625713 is a `hidden beast` number, since 1 + 2 + 8 + 3 + 7 + 625 + 7 + 13 = 666.

It is not a de Polignac number, because 12837625713 - 21 = 12837625711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12837625711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304218 + ... + 343836.

It is an arithmetic number, because the mean of its divisors is an integer number (648975600).

Almost surely, 212837625713 is an apocalyptic number.

It is an amenable number.

12837625713 is a deficient number, since it is larger than the sum of its proper divisors (7929593487).

12837625713 is a wasteful number, since it uses less digits than its factorization.

12837625713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40730 (or 40724 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 12837625713 in words is "twelve billion, eight hundred thirty-seven million, six hundred twenty-five thousand, seven hundred thirteen".

Divisors: 1 3 9 11 27 33 99 297 1091 3273 9819 12001 29457 36003 39619 108009 118857 324027 356571 435809 1069713 1307427 3922281 11766843 43224329 129672987 389018961 475467619 1167056883 1426402857 4279208571 12837625713