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230550065 = 568367511
BaseRepresentation
bin11011011110111…
…10101000110001
3121001211011020022
431233132220301
5433010100230
634513253225
75466433424
oct1557365061
9531734208
10230550065
11109159749
1265264215
13389c2775
14228959bb
15153911e5
hexdbdea31

230550065 has 8 divisors (see below), whose sum is σ = 277069248. Its totient is φ = 184167280.

The previous prime is 230550059. The next prime is 230550079. The reversal of 230550065 is 560055032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-230550065 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30341 + ... + 37170.

It is an arithmetic number, because the mean of its divisors is an integer number (34633656).

Almost surely, 2230550065 is an apocalyptic number.

It is an amenable number.

230550065 is a deficient number, since it is larger than the sum of its proper divisors (46519183).

230550065 is an equidigital number, since it uses as much as digits as its factorization.

230550065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68199.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 230550065 is about 15183.8751641338. The cubic root of 230550065 is about 613.1806145114.

The spelling of 230550065 in words is "two hundred thirty million, five hundred fifty thousand, sixty-five".

Divisors: 1 5 683 3415 67511 337555 46110013 230550065