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12650764 = 2271932341
BaseRepresentation
bin110000010000…
…100100001100
3212210201120211
4300100210030
511214311024
61131052204
7212346460
oct60204414
925721524
1012650764
117160785
1242a1064
13280c279
1419744a0
15119d594
hexc1090c

12650764 has 24 divisors (see below), whose sum is σ = 25443488. Its totient is φ = 5391360.

The previous prime is 12650761. The next prime is 12650767. The reversal of 12650764 is 46705621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12650761) and next prime (12650767).

It is not an unprimeable number, because it can be changed into a prime (12650761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4234 + ... + 6574.

Almost surely, 212650764 is an apocalyptic number.

12650764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12650764 is an abundant number, since it is smaller than the sum of its proper divisors (12792724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12650764 is a wasteful number, since it uses less digits than its factorization.

12650764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545 (or 2543 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 12650764 is about 3556.7912505515. The cubic root of 12650764 is about 233.0087614209.

The spelling of 12650764 in words is "twelve million, six hundred fifty thousand, seven hundred sixty-four".

Divisors: 1 2 4 7 14 28 193 386 772 1351 2341 2702 4682 5404 9364 16387 32774 65548 451813 903626 1807252 3162691 6325382 12650764