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13064082013 = 57122879303
BaseRepresentation
bin11000010101010111…
…00001001001011101
31020201110101010110101
430022223201021131
5203223401111023
610000200341101
7641511602443
oct141253411135
936643333411
1013064082013
1155a43741a4
122647174791
13130274a958
148bd08ab93
15516dae1ad
hex30aae125d

13064082013 has 4 divisors (see below), whose sum is σ = 13086961888. Its totient is φ = 13041202140.

The previous prime is 13064082011. The next prime is 13064082029. The reversal of 13064082013 is 31028046031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31028046031 = 183291692839.

It is a cyclic number.

It is not a de Polignac number, because 13064082013 - 21 = 13064082011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13064082011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11439081 + ... + 11440222.

It is an arithmetic number, because the mean of its divisors is an integer number (3271740472).

Almost surely, 213064082013 is an apocalyptic number.

It is an amenable number.

13064082013 is a deficient number, since it is larger than the sum of its proper divisors (22879875).

13064082013 is an equidigital number, since it uses as much as digits as its factorization.

13064082013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22879874.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 13064082013 in words is "thirteen billion, sixty-four million, eighty-two thousand, thirteen".

Divisors: 1 571 22879303 13064082013