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230564164 = 22193033739
BaseRepresentation
bin11011011111000…
…10000101000100
3121001211212120111
431233202011010
5433011023124
634513442404
75466522505
oct1557420504
9531755514
10230564164
111091692a6
1265270404
13389c8ccc
142289abac
1515395494
hexdbe2144

230564164 has 12 divisors (see below), whose sum is σ = 424723600. Its totient is φ = 109214568.

The previous prime is 230564141. The next prime is 230564179. The reversal of 230564164 is 461465032.

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 in 3 ways as a sum of consecutive naturals, for example, 1516794 + ... + 1516945.

Almost surely, 2230564164 is an apocalyptic number.

It is an amenable number.

230564164 is a deficient number, since it is larger than the sum of its proper divisors (194159436).

230564164 is a wasteful number, since it uses less digits than its factorization.

230564164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033762 (or 3033760 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 230564164 is about 15184.3394324547. The cubic root of 230564164 is about 613.1931136870.

The spelling of 230564164 in words is "two hundred thirty million, five hundred sixty-four thousand, one hundred sixty-four".

Divisors: 1 2 4 19 38 76 3033739 6067478 12134956 57641041 115282082 230564164