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13204088897 = 69119108667
BaseRepresentation
bin11000100110000011…
…00110100001000001
31021002012211012210112
430103001212201001
5204020221321042
610022121241105
7645131621666
oct142301464101
937065735715
1013204088897
11566640046a
122686033195
13132575b16c
148d38d3a6d
15524317982
hex313066841

13204088897 has 4 divisors (see below), whose sum is σ = 13223198256. Its totient is φ = 13184979540.

The previous prime is 13204088869. The next prime is 13204088923. The reversal of 13204088897 is 79888040231.

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.

It is a cyclic number.

It is not a de Polignac number, because 13204088897 - 232 = 8909121601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13204088497) 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, 9553643 + ... + 9555024.

It is an arithmetic number, because the mean of its divisors is an integer number (3305799564).

Almost surely, 213204088897 is an apocalyptic number.

It is an amenable number.

13204088897 is a deficient number, since it is larger than the sum of its proper divisors (19109359).

13204088897 is an equidigital number, since it uses as much as digits as its factorization.

13204088897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19109358.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 13204088897 in words is "thirteen billion, two hundred four million, eighty-eight thousand, eight hundred ninety-seven".

Divisors: 1 691 19108667 13204088897