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13218126714 = 2321359957419
BaseRepresentation
bin11000100111101110…
…01001101101111010
31021010012020102001200
430103313021231322
5204032320023324
610023342155030
7645362136402
oct142367115572
937105212050
1013218126714
115673319271
12268a882a76
131328634870
148d5709802
1552568bec9
hex313dc9b7a

13218126714 has 48 divisors (see below), whose sum is σ = 31365079200. Its totient is φ = 3998177568.

The previous prime is 13218126709. The next prime is 13218126751. The reversal of 13218126714 is 41762181231.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 464904 + ... + 492515.

It is an arithmetic number, because the mean of its divisors is an integer number (653439150).

Almost surely, 213218126714 is an apocalyptic number.

13218126714 is an abundant number, since it is smaller than the sum of its proper divisors (18146952486).

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

13218126714 is a wasteful number, since it uses less digits than its factorization.

13218126714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957499 (or 957496 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The spelling of 13218126714 in words is "thirteen billion, two hundred eighteen million, one hundred twenty-six thousand, seven hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 39 59 78 117 118 177 234 354 531 767 1062 1534 2301 4602 6903 13806 957419 1914838 2872257 5744514 8616771 12446447 17233542 24892894 37339341 56487721 74678682 112018023 112975442 169463163 224036046 338926326 508389489 734340373 1016778978 1468680746 2203021119 4406042238 6609063357 13218126714