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13255012 = 226749459
BaseRepresentation
bin110010100100…
…000101100100
3220221102110101
4302210011210
511343130022
61152033444
7220444231
oct62440544
926842411
1013255012
117533761
124532884
132991304
141a90788
15126c627
hexca4164

13255012 has 12 divisors (see below), whose sum is σ = 23542960. Its totient is φ = 6528456.

The previous prime is 13255009. The next prime is 13255031. The reversal of 13255012 is 21055231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24462 + ... + 24997.

Almost surely, 213255012 is an apocalyptic number.

It is an amenable number.

13255012 is a deficient number, since it is larger than the sum of its proper divisors (10287948).

13255012 is a wasteful number, since it uses less digits than its factorization.

13255012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49530 (or 49528 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 13255012 is about 3640.7433306950. The cubic root of 13255012 is about 236.6610071604.

It can be divided in two parts, 13 and 255012, that added together give a square (255025 = 5052).

The spelling of 13255012 in words is "thirteen million, two hundred fifty-five thousand, twelve".

Divisors: 1 2 4 67 134 268 49459 98918 197836 3313753 6627506 13255012