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13679002512 = 2432713570439
BaseRepresentation
bin11001011110101010…
…10000001110010000
31022022022110022210200
430233111100032100
5211003311040022
610141204255200
7662656413540
oct145725201620
938268408720
1013679002512
11588a49305a
1227990a1500
13139cc6b936
1493a9d9320
15550d77bac
hex32f550390

13679002512 has 60 divisors (see below), whose sum is σ = 43751098560. Its totient is φ = 3908286144.

The previous prime is 13679002507. The next prime is 13679002531. The reversal of 13679002512 is 21520097631.

13679002512 is a `hidden beast` number, since 136 + 7 + 9 + 0 + 0 + 2 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6784212 + ... + 6786227.

It is an arithmetic number, because the mean of its divisors is an integer number (729184976).

Almost surely, 213679002512 is an apocalyptic number.

13679002512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13679002512 is an abundant number, since it is smaller than the sum of its proper divisors (30072096048).

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

13679002512 is a wasteful number, since it uses less digits than its factorization.

13679002512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13570460 (or 13570451 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 13679002512 in words is "thirteen billion, six hundred seventy-nine million, two thousand, five hundred twelve".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 13570439 27140878 40711317 54281756 81422634 94993073 108563512 122133951 162845268 189986146 217127024 244267902 284979219 325690536 379972292 488535804 569958438 651381072 759944584 854937657 977071608 1139916876 1519889168 1709875314 1954143216 2279833752 3419750628 4559667504 6839501256 13679002512