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13206526325 = 52836364591
BaseRepresentation
bin11000100110010101…
…11001100101110101
31021002101102001022122
430103022321211311
5204021332320300
610022245405325
7645161423126
oct142312714565
937071361278
1013206526325
115667815773
122686a09845
131326102725
148d3d6a04d
15524649c85
hex3132b9975

13206526325 has 12 divisors (see below), whose sum is σ = 16573397568. Its totient is φ = 10437927600.

The previous prime is 13206526321. The next prime is 13206526367. The reversal of 13206526325 is 52362560231.

It is not a de Polignac number, because 13206526325 - 22 = 13206526321 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 (13206526321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3180221 + ... + 3184370.

It is an arithmetic number, because the mean of its divisors is an integer number (1381116464).

Almost surely, 213206526325 is an apocalyptic number.

It is an amenable number.

13206526325 is a deficient number, since it is larger than the sum of its proper divisors (3366871243).

13206526325 is an equidigital number, since it uses as much as digits as its factorization.

13206526325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364684 (or 6364679 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 13206526325 in words is "thirteen billion, two hundred six million, five hundred twenty-six thousand, three hundred twenty-five".

Divisors: 1 5 25 83 415 2075 6364591 31822955 159114775 528261053 2641305265 13206526325