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13257151374 = 232209525229
BaseRepresentation
bin11000101100011000…
…00001001110001110
31021012220200001211110
430112030001032032
5204122312320444
610031254432450
7646344633045
oct142614011616
937186601743
1013257151374
115693353055
12269b962726
13133374948c
148da98755c
15528ce9cb9
hex31630138e

13257151374 has 8 divisors (see below), whose sum is σ = 26514302760. Its totient is φ = 4419050456.

The previous prime is 13257151363. The next prime is 13257151417. The reversal of 13257151374 is 47315175231.

It is a sphenic number, since it is the product of 3 distinct primes.

13257151374 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104762609 + ... + 1104762620.

It is an arithmetic number, because the mean of its divisors is an integer number (3314287845).

Almost surely, 213257151374 is an apocalyptic number.

13257151374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13257151374 is a wasteful number, since it uses less digits than its factorization.

13257151374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209525234.

The product of its digits is 88200, while the sum is 39.

The spelling of 13257151374 in words is "thirteen billion, two hundred fifty-seven million, one hundred fifty-one thousand, three hundred seventy-four".

Divisors: 1 2 3 6 2209525229 4419050458 6628575687 13257151374