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12310 = 251231

12310 has 8 divisors (see below), whose sum is σ = 22176. Its totient is φ = 4920.

The previous prime is 12301. The next prime is 12323. The reversal of 12310 is 1321.

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

It is a super-2 number, since 2×123102 = 303072200, which contains 22 as substring.

It is a partition number, being equal to the number of ways a set of 34 identical objects can be partitioned into subset.

It is a plaindrome in base 13 and base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12293 and 12302.

It is a congruent number.

It is an unprimeable number.

12310 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606 + ... + 625.

It is an arithmetic number, because the mean of its divisors is an integer number (2772).

212310 is an apocalyptic number.

12310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12310 is a deficient number, since it is larger than the sum of its proper divisors (9866).

12310 is a wasteful number, since it uses less digits than its factorization.

12310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 12310 is about 110.9504393862. The cubic root of 12310 is about 23.0897563947.

Adding to 12310 its reverse (1321), we get a palindrome (13631).

The spelling of 12310 in words is "twelve thousand, three hundred ten", and thus it is an iban number.

Divisors: 1 2 5 10 1231 2462 6155 12310