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230231027 = 1397718127
BaseRepresentation
bin11011011100100…
…00101111110011
3121001012221121002
431232100233303
5432414343102
634502352215
75463634325
oct1556205763
9531187532
10230231027
11108a60a84
126512b66b
13389104a0
1422811615
151532b902
hexdb90bf3

230231027 has 8 divisors (see below), whose sum is σ = 248208576. Its totient is φ = 212291712.

The previous prime is 230231021. The next prime is 230231047. The reversal of 230231027 is 720132032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230231027 - 26 = 230230963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230231021) 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 7 ways as a sum of consecutive naturals, for example, 3638 + ... + 21764.

It is an arithmetic number, because the mean of its divisors is an integer number (31026072).

Almost surely, 2230231027 is an apocalyptic number.

230231027 is a deficient number, since it is larger than the sum of its proper divisors (17977549).

230231027 is a wasteful number, since it uses less digits than its factorization.

230231027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19117.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 230231027 is about 15173.3657110082. The cubic root of 230231027 is about 612.8976416659.

Adding to 230231027 its reverse (720132032), we get a palindrome (950363059).

The spelling of 230231027 in words is "two hundred thirty million, two hundred thirty-one thousand, twenty-seven".

Divisors: 1 13 977 12701 18127 235651 17710079 230231027