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230000959 = 2291004371
BaseRepresentation
bin11011011010110…
…00100100111111
3121000210021000001
431231120210333
5432340012314
634453415131
75461655506
oct1555304477
9530707001
10230000959
11108914141
126503a4a7
133885c856
142279183d
15152d3674
hexdb5893f

230000959 has 4 divisors (see below), whose sum is σ = 231005560. Its totient is φ = 228996360.

The previous prime is 230000929. The next prime is 230000963. The reversal of 230000959 is 959000032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230000959 is a prime.

It is a super-2 number, since 2×2300009592 = 105800882281839362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230000929) 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, 501957 + ... + 502414.

It is an arithmetic number, because the mean of its divisors is an integer number (57751390).

Almost surely, 2230000959 is an apocalyptic number.

230000959 is a deficient number, since it is larger than the sum of its proper divisors (1004601).

230000959 is a wasteful number, since it uses less digits than its factorization.

230000959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004600.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 230000959 is about 15165.7825053638. The cubic root of 230000959 is about 612.6934190755.

The spelling of 230000959 in words is "two hundred thirty million, nine hundred fifty-nine", and thus it is an aban number.

Divisors: 1 229 1004371 230000959