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13225302871 = 112923141131
BaseRepresentation
bin11000101000100101…
…00001101101010111
31021010200201222220021
430110102201231113
5204041134142441
610024200050011
7645510135214
oct142422415527
937120658807
1013225302871
11567737a880
122691163907
131329c78001
148d6656b0b
155261083d1
hex3144a1b57

13225302871 has 8 divisors (see below), whose sum is σ = 14428447488. Its totient is φ = 12022299000.

The previous prime is 13225302851. The next prime is 13225302889. The reversal of 13225302871 is 17820352231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13225302871 - 27 = 13225302743 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 (13225302851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300976 + ... + 342106.

It is an arithmetic number, because the mean of its divisors is an integer number (1803555936).

Almost surely, 213225302871 is an apocalyptic number.

13225302871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13225302871 is a deficient number, since it is larger than the sum of its proper divisors (1203144617).

13225302871 is a wasteful number, since it uses less digits than its factorization.

13225302871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70373.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 13225302871 in words is "thirteen billion, two hundred twenty-five million, three hundred two thousand, eight hundred seventy-one".

Divisors: 1 11 29231 41131 321541 452441 1202300261 13225302871