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230243113 = 4331317107
BaseRepresentation
bin11011011100100…
…11101100101001
3121001020120011201
431232103230221
5432420234423
634502524201
75464014502
oct1556235451
9531216151
10230243113
11108a6a071
1265136661
1338915b39
1422815ba9
15153302ad
hexdb93b29

230243113 has 8 divisors (see below), whose sum is σ = 236364128. Its totient is φ = 224157024.

The previous prime is 230243099. The next prime is 230243129. The reversal of 230243113 is 311342032.

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 230243113 - 217 = 230112041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230243173) 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, 4906 + ... + 22012.

It is an arithmetic number, because the mean of its divisors is an integer number (29545516).

Almost surely, 2230243113 is an apocalyptic number.

It is an amenable number.

230243113 is a deficient number, since it is larger than the sum of its proper divisors (6121015).

230243113 is a wasteful number, since it uses less digits than its factorization.

230243113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17463.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 230243113 is about 15173.7639694309. The cubic root of 230243113 is about 612.9083661852.

Adding to 230243113 its reverse (311342032), we get a palindrome (541585145).

The spelling of 230243113 in words is "two hundred thirty million, two hundred forty-three thousand, one hundred thirteen".

Divisors: 1 43 313 13459 17107 735601 5354491 230243113