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230000117 is a prime number
BaseRepresentation
bin11011011010110…
…00010111110101
3121000210012211212
431231120113311
5432340000432
634453411205
75461653164
oct1555302765
9530705755
10230000117
11108913546
1265039b05
133885c359
14227913db
15152d32b2
hexdb585f5

230000117 has 2 divisors, whose sum is σ = 230000118. Its totient is φ = 230000116.

The previous prime is 230000059. The next prime is 230000153. The reversal of 230000117 is 711000032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216413521 + 13586596 = 14711^2 + 3686^2 .

It is a cyclic number.

It is not a de Polignac number, because 230000117 - 210 = 229999093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230000417) 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 as a sum of consecutive naturals, namely, 115000058 + 115000059.

It is an arithmetic number, because the mean of its divisors is an integer number (115000059).

Almost surely, 2230000117 is an apocalyptic number.

It is an amenable number.

230000117 is a deficient number, since it is larger than the sum of its proper divisors (1).

230000117 is an equidigital number, since it uses as much as digits as its factorization.

230000117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 230000117 is about 15165.7547454784. The cubic root of 230000117 is about 612.6926714142.

Adding to 230000117 its reverse (711000032), we get a palindrome (941000149).

The spelling of 230000117 in words is "two hundred thirty million, one hundred seventeen", and thus it is an aban number.