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13131342275 = 5223531074027
BaseRepresentation
bin11000011101011000…
…00110000111000011
31020220010221022012012
430032230012013003
5203343110423100
610011002123135
7643256365502
oct141654060703
936803838165
1013131342275
115629333897
1226657b04ab
13131366a41c
148c7d98839
1551cc48135
hex30eb061c3

13131342275 has 48 divisors (see below), whose sum is σ = 17477524224. Its totient is φ = 9764177280.

The previous prime is 13131342167. The next prime is 13131342307. The reversal of 13131342275 is 57224313131.

It is not a de Polignac number, because 13131342275 - 28 = 13131342019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3258812 + ... + 3262838.

It is an arithmetic number, because the mean of its divisors is an integer number (364115088).

Almost surely, 213131342275 is an apocalyptic number.

13131342275 is a deficient number, since it is larger than the sum of its proper divisors (4346181949).

13131342275 is a wasteful number, since it uses less digits than its factorization.

13131342275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220 (or 4215 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The spelling of 13131342275 in words is "thirteen billion, one hundred thirty-one million, three hundred forty-two thousand, two hundred seventy-five".

Divisors: 1 5 23 25 53 107 115 265 535 575 1219 1325 2461 2675 4027 5671 6095 12305 20135 28355 30475 61525 92621 100675 130433 141775 213431 430889 463105 652165 1067155 2154445 2315525 3260825 4908913 5335775 9910447 10772225 22837117 24544565 49552235 114185585 122722825 247761175 525253691 570927925 2626268455 13131342275