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12924988 = 2223373797
BaseRepresentation
bin110001010011…
…100000111100
3220022122202021
4301103200330
511302044423
61141005524
7214601116
oct61234074
926278667
1012924988
11732880a
1243b38a4
1328a702b
141a063b6
15120495d
hexc5383c

12924988 has 24 divisors (see below), whose sum is σ = 24246432. Its totient is φ = 6012864.

The previous prime is 12924979. The next prime is 12925013. The reversal of 12924988 is 88942921.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 1506 + ... + 5302.

It is an arithmetic number, because the mean of its divisors is an integer number (1010268).

Almost surely, 212924988 is an apocalyptic number.

It is an amenable number.

12924988 is a deficient number, since it is larger than the sum of its proper divisors (11321444).

12924988 is a wasteful number, since it uses less digits than its factorization.

12924988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3861 (or 3859 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 12924988 is about 3595.1339335274. The cubic root of 12924988 is about 234.6803440217.

The spelling of 12924988 in words is "twelve million, nine hundred twenty-four thousand, nine hundred eighty-eight".

Divisors: 1 2 4 23 37 46 74 92 148 851 1702 3404 3797 7594 15188 87331 140489 174662 280978 349324 561956 3231247 6462494 12924988