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313112230 = 2531311223
BaseRepresentation
bin10010101010011…
…011011010100110
3210211011202020021
4102222123122212
51120124042410
651023025354
710521260434
oct2252333246
9724152207
10313112230
1115081a942
1288a3b25a
134cb3c112
142d827d54
151c74deda
hex12a9b6a6

313112230 has 8 divisors (see below), whose sum is σ = 563602032. Its totient is φ = 125244888.

The previous prime is 313112161. The next prime is 313112249. The reversal of 313112230 is 32211313.

313112230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15655602 + ... + 15655621.

It is an arithmetic number, because the mean of its divisors is an integer number (70450254).

Almost surely, 2313112230 is an apocalyptic number.

313112230 is a deficient number, since it is larger than the sum of its proper divisors (250489802).

313112230 is a wasteful number, since it uses less digits than its factorization.

313112230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31311230.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 313112230 is about 17694.9775360129. The cubic root of 313112230 is about 679.0472744994.

Adding to 313112230 its reverse (32211313), we get a palindrome (345323543).

The spelling of 313112230 in words is "three hundred thirteen million, one hundred twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 31311223 62622446 156556115 313112230