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230464165 = 589571907
BaseRepresentation
bin11011011110010…
…01101010100101
3121001122210101211
431233021222211
5432444323130
634511351421
75465625121
oct1557115245
9531583354
10230464165
11109100158
1265222571
1338992639
1422872581
1515375a2a
hexdbc9aa5

230464165 has 16 divisors (see below), whose sum is σ = 280463040. Its totient is φ = 181779840.

The previous prime is 230464159. The next prime is 230464181. The reversal of 230464165 is 561464032.

It is not a de Polignac number, because 230464165 - 217 = 230333093 is a prime.

It is a super-2 number, since 2×2304641652 = 106227462698294450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253642 + ... + 254548.

It is an arithmetic number, because the mean of its divisors is an integer number (17528940).

Almost surely, 2230464165 is an apocalyptic number.

It is an amenable number.

230464165 is a deficient number, since it is larger than the sum of its proper divisors (49998875).

230464165 is an equidigital number, since it uses as much as digits as its factorization.

230464165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572.

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

The square root of 230464165 is about 15181.0462419426. The cubic root of 230464165 is about 613.1044506381.

The spelling of 230464165 in words is "two hundred thirty million, four hundred sixty-four thousand, one hundred sixty-five".

Divisors: 1 5 89 445 571 907 2855 4535 50819 80723 254095 403615 517897 2589485 46092833 230464165