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13056475 = 52522259
BaseRepresentation
bin110001110011…
…100111011011
3220120100010011
4301303213123
511320301400
61143502351
7215656345
oct61634733
926510104
1013056475
117408583
1244579b7
132921b33
141a3c295
15122d8ba
hexc739db

13056475 has 6 divisors (see below), whose sum is σ = 16190060. Its totient is φ = 10445160.

The previous prime is 13056437. The next prime is 13056499. The reversal of 13056475 is 57465031.

It is not a de Polignac number, because 13056475 - 213 = 13048283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 261105 + ... + 261154.

Almost surely, 213056475 is an apocalyptic number.

13056475 is a deficient number, since it is larger than the sum of its proper divisors (3133585).

13056475 is an equidigital number, since it uses as much as digits as its factorization.

13056475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522269 (or 522264 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 13056475 is about 3613.3744616355. The cubic root of 13056475 is about 235.4734682509.

It can be divided in two parts, 13056 and 475, that added together give a palindrome (13531).

The spelling of 13056475 in words is "thirteen million, fifty-six thousand, four hundred seventy-five".

Divisors: 1 5 25 522259 2611295 13056475