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230626512 = 24321601573
BaseRepresentation
bin11011011111100…
…01010011010000
3121001222001002200
431233301103100
5433020022022
634515043200
75500202334
oct1557612320
9531861080
10230626512
11109201126
12652a0500
1338a1b4bc
14228b57c4
15153a8bac
hexdbf14d0

230626512 has 30 divisors (see below), whose sum is σ = 645434322. Its totient is φ = 76875456.

The previous prime is 230626493. The next prime is 230626523. The reversal of 230626512 is 215626032.

230626512 is a `hidden beast` number, since 2 + 3 + 0 + 6 + 2 + 651 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 179989056 + 50637456 = 13416^2 + 7116^2 .

It is a super-2 number, since 2×2306265122 = 106377176074572288, 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 5 ways as a sum of consecutive naturals, for example, 800643 + ... + 800930.

Almost surely, 2230626512 is an apocalyptic number.

It is an amenable number.

230626512 is an abundant number, since it is smaller than the sum of its proper divisors (414807810).

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

230626512 is a wasteful number, since it uses less digits than its factorization.

230626512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601587 (or 1601578 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 230626512 is about 15186.3923299775. The cubic root of 230626512 is about 613.2483809034.

The spelling of 230626512 in words is "two hundred thirty million, six hundred twenty-six thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 1601573 3203146 4804719 6406292 9609438 12812584 14414157 19218876 25625168 28828314 38437752 57656628 76875504 115313256 230626512