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230996017 = 7177326591
BaseRepresentation
bin11011100010010…
…11100000110001
3121002122210222001
431301023200301
5433113333032
634531014001
75503301530
oct1561134061
9532583861
10230996017
111094337aa
126543a301
1338b1a745
1422970317
151542d3e7
hexdc4b831

230996017 has 16 divisors (see below), whose sum is σ = 283364352. Its totient is φ = 183790080.

The previous prime is 230996011. The next prime is 230996021. The reversal of 230996017 is 710699032.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230996017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230996011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4609 + ... + 21982.

It is an arithmetic number, because the mean of its divisors is an integer number (17710272).

Almost surely, 2230996017 is an apocalyptic number.

It is an amenable number.

230996017 is a deficient number, since it is larger than the sum of its proper divisors (52368335).

230996017 is a wasteful number, since it uses less digits than its factorization.

230996017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26688.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 230996017 is about 15198.5531219258. The cubic root of 230996017 is about 613.5757174147.

The spelling of 230996017 in words is "two hundred thirty million, nine hundred ninety-six thousand, seventeen".

Divisors: 1 7 17 73 119 511 1241 8687 26591 186137 452047 1941143 3164329 13588001 32999431 230996017