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13255355924 = 224180825341
BaseRepresentation
bin11000101100001010…
…01010111000010100
31021012210021211221022
430112011022320110
5204121332342144
610031152140312
7646323444356
oct142605127024
937183254838
1013255355924
115692337108
12269b237698
13133326b195
148da63b0d6
15528a92cee
hex31614ae14

13255355924 has 12 divisors (see below), whose sum is σ = 23762650548. Its totient is φ = 6466027200.

The previous prime is 13255355921. The next prime is 13255356007. The reversal of 13255355924 is 42955355231.

It can be written as a sum of positive squares in 2 ways, for example, as 4002839824 + 9252516100 = 63268^2 + 96190^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13255355921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40412507 + ... + 40412834.

It is an arithmetic number, because the mean of its divisors is an integer number (1980220879).

Almost surely, 213255355924 is an apocalyptic number.

It is an amenable number.

13255355924 is a deficient number, since it is larger than the sum of its proper divisors (10507294624).

13255355924 is a wasteful number, since it uses less digits than its factorization.

13255355924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80825386 (or 80825384 counting only the distinct ones).

The product of its digits is 810000, while the sum is 44.

The spelling of 13255355924 in words is "thirteen billion, two hundred fifty-five million, three hundred fifty-five thousand, nine hundred twenty-four".

Divisors: 1 2 4 41 82 164 80825341 161650682 323301364 3313838981 6627677962 13255355924