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12310313 = 233111721
BaseRepresentation
bin101110111101…
…011100101001
3212011102120112
4232331130221
511122412223
61115504105
7206431061
oct56753451
925142515
1012310313
116a48a14
124158035
132720312
1418c63a1
151132778
hexbbd729

12310313 has 8 divisors (see below), whose sum is σ = 12894336. Its totient is φ = 11730400.

The previous prime is 12310303. The next prime is 12310321. The reversal of 12310313 is 31301321.

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 12310313 - 210 = 12309289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12310303) 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, 6293 + ... + 8013.

It is an arithmetic number, because the mean of its divisors is an integer number (1611792).

Almost surely, 212310313 is an apocalyptic number.

It is an amenable number.

12310313 is a deficient number, since it is larger than the sum of its proper divisors (584023).

12310313 is a wasteful number, since it uses less digits than its factorization.

12310313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 12310313 is about 3508.6055634682. The cubic root of 12310313 is about 230.8995209014.

Adding to 12310313 its reverse (31301321), we get a palindrome (43611634).

The spelling of 12310313 in words is "twelve million, three hundred ten thousand, three hundred thirteen".

Divisors: 1 23 311 1721 7153 39583 535231 12310313