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13506014523 = 343475122037
BaseRepresentation
bin11001001010000010…
…10110110100111011
31021212020221121220010
430211001112310323
5210130014431043
610112104433003
7655456141431
oct144501266473
937766847803
1013506014523
11580087a681
12274b178763
131373181591
14921a48d51
15540aa7133
hex325056d3b

13506014523 has 16 divisors (see below), whose sum is σ = 18431525376. Its totient is φ = 8792364000.

The previous prime is 13506014521. The next prime is 13506014527. The reversal of 13506014523 is 32541060531.

13506014523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13506014523 - 21 = 13506014521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13506014521) 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, 601861 + ... + 623897.

It is an arithmetic number, because the mean of its divisors is an integer number (1151970336).

Almost surely, 213506014523 is an apocalyptic number.

13506014523 is a deficient number, since it is larger than the sum of its proper divisors (4925510853).

13506014523 is a wasteful number, since it uses less digits than its factorization.

13506014523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26834.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 13506014523 in words is "thirteen billion, five hundred six million, fourteen thousand, five hundred twenty-three".

Divisors: 1 3 43 129 4751 14253 22037 66111 204293 612879 947591 2842773 104697787 314093361 4502004841 13506014523