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12910348 = 22111915443
BaseRepresentation
bin110001001111…
…111100001100
3220021220200001
4301033330030
511301112343
61140414044
7214510333
oct61177414
926256601
1012910348
117318810
1243a7324
1328a0479
141a00d1a
15120044d
hexc4ff0c

12910348 has 24 divisors (see below), whose sum is σ = 25945920. Its totient is φ = 5559120.

The previous prime is 12910301. The next prime is 12910351. The reversal of 12910348 is 84301921.

It is a happy number.

It is a super-2 number, since 2×129103482 = 333354170962208, which contains 22 as substring.

It is an unprimeable number.

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, 6886 + ... + 8557.

It is an arithmetic number, because the mean of its divisors is an integer number (1081080).

Almost surely, 212910348 is an apocalyptic number.

It is an amenable number.

12910348 is an abundant number, since it is smaller than the sum of its proper divisors (13035572).

12910348 is a wasteful number, since it uses less digits than its factorization.

12910348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15477 (or 15475 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 12910348 is about 3593.0972711576. The cubic root of 12910348 is about 234.5917038813.

The spelling of 12910348 in words is "twelve million, nine hundred ten thousand, three hundred forty-eight".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 836 15443 30886 61772 169873 293417 339746 586834 679492 1173668 3227587 6455174 12910348