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230806808 = 2328850851
BaseRepresentation
bin11011100000111…
…01010100011000
3121002022012102022
431300131110120
5433041304213
634522554012
75501553101
oct1560352430
9532265368
10230806808
11109314631
1265368908
1338a8259b
14229213a8
15153e2308
hexdc1d518

230806808 has 8 divisors (see below), whose sum is σ = 432762780. Its totient is φ = 115403400.

The previous prime is 230806789. The next prime is 230806819. The reversal of 230806808 is 808608032.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 14425418 + ... + 14425433.

Almost surely, 2230806808 is an apocalyptic number.

It is an amenable number.

230806808 is a deficient number, since it is larger than the sum of its proper divisors (201955972).

230806808 is a wasteful number, since it uses less digits than its factorization.

230806808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28850857 (or 28850853 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 230806808 is about 15192.3272739893. The cubic root of 230806808 is about 613.4081448862.

The spelling of 230806808 in words is "two hundred thirty million, eight hundred six thousand, eight hundred eight".

Divisors: 1 2 4 8 28850851 57701702 115403404 230806808