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230339790 = 232512012131
BaseRepresentation
bin11011011101010…
…11010011001110
3121001102110210100
431232223103032
5432431333130
634504551530
75464566402
oct1556532316
9531373710
10230339790
1110902576a
12651825a6
133894ab45
142283d102
151534dc60
hexdbab4ce

230339790 has 48 divisors (see below), whose sum is σ = 599663376. Its totient is φ = 61344000.

The previous prime is 230339771. The next prime is 230339801. The reversal of 230339790 is 97933032.

230339790 is a `hidden beast` number, since 230 + 339 + 7 + 90 = 666.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 107025 + ... + 109155.

It is an arithmetic number, because the mean of its divisors is an integer number (12492987).

Almost surely, 2230339790 is an apocalyptic number.

230339790 is an abundant number, since it is smaller than the sum of its proper divisors (369323586).

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

230339790 is a wasteful number, since it uses less digits than its factorization.

230339790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345 (or 3342 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 36.

The square root of 230339790 is about 15176.9492981956. The cubic root of 230339790 is about 612.9941390738.

It can be divided in two parts, 23033 and 9790, that added together give a palindrome (32823).

The spelling of 230339790 in words is "two hundred thirty million, three hundred thirty-nine thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1201 2131 2402 3603 4262 6005 6393 7206 10655 10809 12010 12786 18015 19179 21310 21618 31965 36030 38358 54045 63930 95895 108090 191790 2559331 5118662 7677993 12796655 15355986 23033979 25593310 38389965 46067958 76779930 115169895 230339790