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230565256 = 23130722051
BaseRepresentation
bin11011011111000…
…10010110001000
3121001211221001221
431233202112020
5433011042011
634513451424
75466525625
oct1557422610
9531757057
10230565256
1110916a0a9
1265270b74
13389c965c
142289b34c
1515395971
hexdbe2588

230565256 has 16 divisors (see below), whose sum is σ = 432660240. Its totient is φ = 115189200.

The previous prime is 230565239. The next prime is 230565301. The reversal of 230565256 is 652565032.

230565256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

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, 570 + ... + 21481.

It is an arithmetic number, because the mean of its divisors is an integer number (27041265).

Almost surely, 2230565256 is an apocalyptic number.

It is an amenable number.

230565256 is a deficient number, since it is larger than the sum of its proper divisors (202094984).

230565256 is a wasteful number, since it uses less digits than its factorization.

230565256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23364 (or 23360 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 230565256 is about 15184.3753905124. The cubic root of 230565256 is about 613.1940817557.

The spelling of 230565256 in words is "two hundred thirty million, five hundred sixty-five thousand, two hundred fifty-six".

Divisors: 1 2 4 8 1307 2614 5228 10456 22051 44102 88204 176408 28820657 57641314 115282628 230565256