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12232808 = 2371911497
BaseRepresentation
bin101110101010…
…100001101000
3212000111020222
4232222201220
511112422213
61114105212
7205656110
oct56524150
925014228
1012232808
1169a5765
12411b208
1326c3c63
1418a6040
151119808
hexbaa868

12232808 has 32 divisors (see below), whose sum is σ = 27595200. Its totient is φ = 4966272.

The previous prime is 12232777. The next prime is 12232811. The reversal of 12232808 is 80823221.

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, 4685 + ... + 6812.

It is an arithmetic number, because the mean of its divisors is an integer number (862350).

Almost surely, 212232808 is an apocalyptic number.

It is an amenable number.

12232808 is an abundant number, since it is smaller than the sum of its proper divisors (15362392).

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

12232808 is a wasteful number, since it uses less digits than its factorization.

12232808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11529 (or 11525 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 12232808 is about 3497.5431376897. The cubic root of 12232808 is about 230.4139238145.

The spelling of 12232808 in words is "twelve million, two hundred thirty-two thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 19 28 38 56 76 133 152 266 532 1064 11497 22994 45988 80479 91976 160958 218443 321916 436886 643832 873772 1529101 1747544 3058202 6116404 12232808