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12468904 = 237222659
BaseRepresentation
bin101111100100…
…001010101000
3212110111010021
4233210022220
511143001104
61123130224
7210661330
oct57441250
925414107
1012468904
117047088
124213974
132777566
1419280c0
151164754
hexbe42a8

12468904 has 16 divisors (see below), whose sum is σ = 26719200. Its totient is φ = 5343792.

The previous prime is 12468899. The next prime is 12468931. The reversal of 12468904 is 40986421.

It is a super-2 number, since 2×124689042 = 310947133922432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12468904.

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 3 ways as a sum of consecutive naturals, for example, 111274 + ... + 111385.

It is an arithmetic number, because the mean of its divisors is an integer number (1669950).

Almost surely, 212468904 is an apocalyptic number.

12468904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12468904 is an abundant number, since it is smaller than the sum of its proper divisors (14250296).

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

12468904 is a wasteful number, since it uses less digits than its factorization.

12468904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222672 (or 222668 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 12468904 is about 3531.1335290527. The cubic root of 12468904 is about 231.8868354162.

The spelling of 12468904 in words is "twelve million, four hundred sixty-eight thousand, nine hundred four".

Divisors: 1 2 4 7 8 14 28 56 222659 445318 890636 1558613 1781272 3117226 6234452 12468904