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230102315 = 564771129
BaseRepresentation
bin11011011011100…
…01010100101011
3121000222102000222
431231301110223
5432401233230
634455520255
75462560142
oct1555612453
9530872028
10230102315
11108983303
126508908b
1338896a21
14227ba759
15153036e5
hexdb7152b

230102315 has 8 divisors (see below), whose sum is σ = 276553440. Its totient is φ = 183794752.

The previous prime is 230102303. The next prime is 230102317. The reversal of 230102315 is 513201032.

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 230102315 - 26 = 230102251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230102293 and 230102302.

It is not an unprimeable number, because it can be changed into a prime (230102317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32330 + ... + 38799.

It is an arithmetic number, because the mean of its divisors is an integer number (34569180).

Almost surely, 2230102315 is an apocalyptic number.

230102315 is a deficient number, since it is larger than the sum of its proper divisors (46451125).

230102315 is an equidigital number, since it uses as much as digits as its factorization.

230102315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71781.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 230102315 is about 15169.1237387003. The cubic root of 230102315 is about 612.7834057067.

Adding to 230102315 its reverse (513201032), we get a palindrome (743303347).

The spelling of 230102315 in words is "two hundred thirty million, one hundred two thousand, three hundred fifteen".

Divisors: 1 5 647 3235 71129 355645 46020463 230102315