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12796924 = 2272331641
BaseRepresentation
bin110000110100…
…001111111100
3220002011002011
4300310033330
511234000144
61134141004
7213525550
oct60641774
926064064
1012796924
117250578
124351764
13286095a
1419b1860
1511cba34
hexc343fc

12796924 has 48 divisors (see below), whose sum is σ = 27611136. Its totient is φ = 5068800.

The previous prime is 12796921. The next prime is 12796943. The reversal of 12796924 is 42969721.

It is a super-2 number, since 2×127969242 = 327522527723552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12796921) 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 15 ways as a sum of consecutive naturals, for example, 19644 + ... + 20284.

It is an arithmetic number, because the mean of its divisors is an integer number (575232).

Almost surely, 212796924 is an apocalyptic number.

12796924 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12796924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13805568).

12796924 is an abundant number, since it is smaller than the sum of its proper divisors (14814212).

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

12796924 is a wasteful number, since it uses less digits than its factorization.

12796924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 704 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 12796924 is about 3577.2788541013. The cubic root of 12796924 is about 233.9026794755.

The spelling of 12796924 in words is "twelve million, seven hundred ninety-six thousand, nine hundred twenty-four".

Divisors: 1 2 4 7 14 23 28 31 46 62 92 124 161 217 322 434 641 644 713 868 1282 1426 2564 2852 4487 4991 8974 9982 14743 17948 19871 19964 29486 39742 58972 79484 103201 139097 206402 278194 412804 457033 556388 914066 1828132 3199231 6398462 12796924