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12925308 = 2231197919
BaseRepresentation
bin110001010011…
…100101111100
3220022200012010
4301103211330
511302102213
61141011220
7214602054
oct61234574
926280163
1012925308
117328a80
1243b3b10
1328a7216
141a06564
151204ac3
hexc5397c

12925308 has 24 divisors (see below), whose sum is σ = 32901120. Its totient is φ = 3916720.

The previous prime is 12925277. The next prime is 12925309. The reversal of 12925308 is 80352921.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12925309) 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 7 ways as a sum of consecutive naturals, for example, 48828 + ... + 49091.

It is an arithmetic number, because the mean of its divisors is an integer number (1370880).

Almost surely, 212925308 is an apocalyptic number.

It is an amenable number.

12925308 is an abundant number, since it is smaller than the sum of its proper divisors (19975812).

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

12925308 is a wasteful number, since it uses less digits than its factorization.

12925308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97937 (or 97935 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 12925308 is about 3595.1784378526. The cubic root of 12925308 is about 234.6822807635.

The spelling of 12925308 in words is "twelve million, nine hundred twenty-five thousand, three hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 97919 195838 293757 391676 587514 1077109 1175028 2154218 3231327 4308436 6462654 12925308