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12975692 = 22171731103
BaseRepresentation
bin110001011111…
…111001001100
3220102020022012
4301133321030
511310210232
61142040352
7215202002
oct61377114
926366265
1012975692
117362914
1244190b8
1328c4132
141a1aa72
1512149b2
hexc5fe4c

12975692 has 24 divisors (see below), whose sum is σ = 24204096. Its totient is φ = 6065408.

The previous prime is 12975679. The next prime is 12975707. The reversal of 12975692 is 29657921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11213 + ... + 12315.

It is an arithmetic number, because the mean of its divisors is an integer number (1008504).

Almost surely, 212975692 is an apocalyptic number.

It is an amenable number.

12975692 is a deficient number, since it is larger than the sum of its proper divisors (11228404).

12975692 is a wasteful number, since it uses less digits than its factorization.

12975692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297 (or 1295 counting only the distinct ones).

The product of its digits is 68040, while the sum is 41.

The square root of 12975692 is about 3602.1787851244. The cubic root of 12975692 is about 234.9868228616.

The spelling of 12975692 in words is "twelve million, nine hundred seventy-five thousand, six hundred ninety-two".

Divisors: 1 2 4 17 34 68 173 346 692 1103 2206 2941 4412 5882 11764 18751 37502 75004 190819 381638 763276 3243923 6487846 12975692