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13230868 = 227598009
BaseRepresentation
bin110010011110…
…001100010100
3220220012100011
4302132030110
511341341433
61151330004
7220313650
oct62361424
926805304
1013230868
117517602
124520904
132983321
141a85a60
1512653cd
hexc9e314

13230868 has 24 divisors (see below), whose sum is σ = 26913600. Its totient is φ = 5573568.

The previous prime is 13230863. The next prime is 13230887. The reversal of 13230868 is 86803231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230863) by changing a digit.

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, 2353 + ... + 5656.

It is an arithmetic number, because the mean of its divisors is an integer number (1121400).

Almost surely, 213230868 is an apocalyptic number.

It is an amenable number.

13230868 is an abundant number, since it is smaller than the sum of its proper divisors (13682732).

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

13230868 is a wasteful number, since it uses less digits than its factorization.

13230868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079 (or 8077 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 13230868 is about 3637.4260129933. The cubic root of 13230868 is about 236.5172271777.

The spelling of 13230868 in words is "thirteen million, two hundred thirty thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 59 118 236 413 826 1652 8009 16018 32036 56063 112126 224252 472531 945062 1890124 3307717 6615434 13230868