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230945713 = 2231035631
BaseRepresentation
bin11011100001111…
…11001110110001
3121002120020221221
431300333032301
5433110230323
634525545041
75503002055
oct1560771661
9532506857
10230945713
111093a9a29
1265415181
1338b0088b
1422959c65
151541d55d
hexdc3f3b1

230945713 has 4 divisors (see below), whose sum is σ = 231981568. Its totient is φ = 229909860.

The previous prime is 230945711. The next prime is 230945761. The reversal of 230945713 is 317549032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230945713 - 21 = 230945711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230945711) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 517593 + ... + 518038.

It is an arithmetic number, because the mean of its divisors is an integer number (57995392).

Almost surely, 2230945713 is an apocalyptic number.

It is an amenable number.

230945713 is a deficient number, since it is larger than the sum of its proper divisors (1035855).

230945713 is a wasteful number, since it uses less digits than its factorization.

230945713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035854.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 230945713 is about 15196.8981374490. The cubic root of 230945713 is about 613.5311747222.

The spelling of 230945713 in words is "two hundred thirty million, nine hundred forty-five thousand, seven hundred thirteen".

Divisors: 1 223 1035631 230945713