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234380868 = 22319531739
BaseRepresentation
bin11011111100001…
…01111001000100
3121100000210002220
431332011321010
5440000141433
635131332340
75544130101
oct1576057104
9540023086
10234380868
111103358a7
12665b10b0
1339734307
14231b1aa8
151589b2b3
hexdf85e44

234380868 has 12 divisors (see below), whose sum is σ = 546888720. Its totient is φ = 78126952.

The previous prime is 234380851. The next prime is 234380899. The reversal of 234380868 is 868083432.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9765858 + ... + 9765881.

It is an arithmetic number, because the mean of its divisors is an integer number (45574060).

Almost surely, 2234380868 is an apocalyptic number.

It is an amenable number.

234380868 is an abundant number, since it is smaller than the sum of its proper divisors (312507852).

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

234380868 is a wasteful number, since it uses less digits than its factorization.

234380868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19531746 (or 19531744 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 234380868 is about 15309.5025392728. The cubic root of 234380868 is about 616.5581640445.

The spelling of 234380868 in words is "two hundred thirty-four million, three hundred eighty thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 19531739 39063478 58595217 78126956 117190434 234380868