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12752692 = 2229109937
BaseRepresentation
bin110000101001…
…011100110100
3212222220101221
4300221130310
511231041232
61133200124
7213252601
oct60513464
925886357
1012752692
117220317
124330044
132846794
14199d6a8
1511bd897
hexc29734

12752692 has 12 divisors (see below), whose sum is σ = 23086980. Its totient is φ = 6156416.

The previous prime is 12752689. The next prime is 12752711. The reversal of 12752692 is 29625721.

It can be written as a sum of positive squares in 2 ways, for example, as 4435236 + 8317456 = 2106^2 + 2884^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54853 + ... + 55084.

It is an arithmetic number, because the mean of its divisors is an integer number (1923915).

Almost surely, 212752692 is an apocalyptic number.

It is an amenable number.

12752692 is a deficient number, since it is larger than the sum of its proper divisors (10334288).

12752692 is a wasteful number, since it uses less digits than its factorization.

12752692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109970 (or 109968 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 12752692 is about 3571.0911497748. The cubic root of 12752692 is about 233.6328769718.

The spelling of 12752692 in words is "twelve million, seven hundred fifty-two thousand, six hundred ninety-two".

Divisors: 1 2 4 29 58 116 109937 219874 439748 3188173 6376346 12752692