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13415351313 = 371323780037
BaseRepresentation
bin11000111111001111…
…00000010000010001
31021121221100110100110
430133213200100101
5204433312220223
610055105311533
7653305414260
oct143747402021
937557313313
1013415351313
115764686001
1227249355a9
13135a459800
149139a85d7
15537b48d93
hex31f9e0411

13415351313 has 24 divisors (see below), whose sum is σ = 22135902528. Its totient is φ = 7076227392.

The previous prime is 13415351291. The next prime is 13415351317. The reversal of 13415351313 is 31315351431.

It is not a de Polignac number, because 13415351313 - 25 = 13415351281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13415351317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1886470 + ... + 1893567.

It is an arithmetic number, because the mean of its divisors is an integer number (922329272).

Almost surely, 213415351313 is an apocalyptic number.

13415351313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13415351313 is a deficient number, since it is larger than the sum of its proper divisors (8720551215).

13415351313 is a wasteful number, since it uses less digits than its factorization.

13415351313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780073 (or 3780060 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The spelling of 13415351313 in words is "thirteen billion, four hundred fifteen million, three hundred fifty-one thousand, three hundred thirteen".

Divisors: 1 3 7 13 21 39 91 169 273 507 1183 3549 3780037 11340111 26460259 49140481 79380777 147421443 343983367 638826253 1031950101 1916478759 4471783771 13415351313