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12680524 = 2219166849
BaseRepresentation
bin110000010111…
…110101001100
3212212020102001
4300113311030
511221234044
61131442044
7212532313
oct60276514
925766361
1012680524
11718107a
1242b6324
13281c98c
14198127a
1511a72d4
hexc17d4c

12680524 has 12 divisors (see below), whose sum is σ = 23359000. Its totient is φ = 6006528.

The previous prime is 12680513. The next prime is 12680533. The reversal of 12680524 is 42508621.

12680524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12680492 and 12680501.

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, 83349 + ... + 83500.

Almost surely, 212680524 is an apocalyptic number.

It is an amenable number.

12680524 is a deficient number, since it is larger than the sum of its proper divisors (10678476).

12680524 is a wasteful number, since it uses less digits than its factorization.

12680524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166872 (or 166870 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 12680524 is about 3560.9723391231. The cubic root of 12680524 is about 233.1913303768.

The spelling of 12680524 in words is "twelve million, six hundred eighty thousand, five hundred twenty-four".

Divisors: 1 2 4 19 38 76 166849 333698 667396 3170131 6340262 12680524