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12875452 = 225989613
BaseRepresentation
bin110001000111…
…011010111100
3220020010210121
4301013122330
511244003302
61135544324
7214303522
oct61073274
926203717
1012875452
1172a4577
12438b0a4
13288a615
1419d2312
1511e4e37
hexc476bc

12875452 has 24 divisors (see below), whose sum is σ = 23209200. Its totient is φ = 6247296.

The previous prime is 12875441. The next prime is 12875459. The reversal of 12875452 is 25457821.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12875459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20698 + ... + 21310.

It is an arithmetic number, because the mean of its divisors is an integer number (967050).

Almost surely, 212875452 is an apocalyptic number.

It is an amenable number.

12875452 is a deficient number, since it is larger than the sum of its proper divisors (10333748).

12875452 is a wasteful number, since it uses less digits than its factorization.

12875452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 763 counting only the distinct ones).

The product of its digits is 22400, while the sum is 34.

The square root of 12875452 is about 3588.2380077135. The cubic root of 12875452 is about 234.3801500972.

The spelling of 12875452 in words is "twelve million, eight hundred seventy-five thousand, four hundred fifty-two".

Divisors: 1 2 4 59 89 118 178 236 356 613 1226 2452 5251 10502 21004 36167 54557 72334 109114 144668 218228 3218863 6437726 12875452