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12310332013 = 743367111439
BaseRepresentation
bin10110111011100000…
…01100001001101101
31011202221001122211201
423131300030021231
5200202421111023
65353313045501
7614030044540
oct133560141155
934687048751
1012310332013
115247952711
122476856891
13121253c335
1484ad20857
154c0b20bad
hex2ddc0c26d

12310332013 has 16 divisors (see below), whose sum is σ = 14435491840. Its totient is φ = 10278149616.

The previous prime is 12310331977. The next prime is 12310332017. The reversal of 12310332013 is 31023301321.

12310332013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-12310332013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12310332017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54748 + ... + 166186.

It is an arithmetic number, because the mean of its divisors is an integer number (902218240).

Almost surely, 212310332013 is an apocalyptic number.

It is an amenable number.

12310332013 is a deficient number, since it is larger than the sum of its proper divisors (2125159827).

12310332013 is a wasteful number, since it uses less digits than its factorization.

12310332013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111856.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12310332013 its reverse (31023301321), we get a palindrome (43333633334).

The spelling of 12310332013 in words is "twelve billion, three hundred ten million, three hundred thirty-two thousand, thirteen".

Divisors: 1 7 43 301 367 2569 15781 110467 111439 780073 4791877 33543139 40898113 286286791 1758618859 12310332013