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12508908 = 2233532953
BaseRepresentation
bin101111101101…
…111011101100
3212112111222220
4233231323230
511200241113
61124035340
7211216056
oct57557354
925474886
1012508908
117074145
124232b50
13278c829
1419388d6
151171523
hexbedeec

12508908 has 24 divisors (see below), whose sum is σ = 29280048. Its totient is φ = 4156416.

The previous prime is 12508907. The next prime is 12508919. The reversal of 12508908 is 80980521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12508907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2760 + ... + 5712.

It is an arithmetic number, because the mean of its divisors is an integer number (1220002).

Almost surely, 212508908 is an apocalyptic number.

It is an amenable number.

12508908 is an abundant number, since it is smaller than the sum of its proper divisors (16771140).

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

12508908 is a wasteful number, since it uses less digits than its factorization.

12508908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313 (or 3311 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 12508908 is about 3536.7934630114. The cubic root of 12508908 is about 232.1345582877.

The spelling of 12508908 in words is "twelve million, five hundred eight thousand, nine hundred eight".

Divisors: 1 2 3 4 6 12 353 706 1059 1412 2118 2953 4236 5906 8859 11812 17718 35436 1042409 2084818 3127227 4169636 6254454 12508908