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13231334271 = 34410444757
BaseRepresentation
bin11000101001010011…
…00010001101111111
31021011010002102102110
430110221202031333
5204044210144041
610024533225103
7645612325401
oct142451421577
937133072373
1013231334271
11567a81a301
122693192193
13132b2aa39c
148d7386b71
155268ea516
hex314a6237f

13231334271 has 4 divisors (see below), whose sum is σ = 17641779032. Its totient is φ = 8820889512.

The previous prime is 13231334261. The next prime is 13231334299. The reversal of 13231334271 is 17243313231.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13231334271 - 27 = 13231334143 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 (13231334231) 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, 2205222376 + ... + 2205222381.

It is an arithmetic number, because the mean of its divisors is an integer number (4410444758).

Almost surely, 213231334271 is an apocalyptic number.

13231334271 is a deficient number, since it is larger than the sum of its proper divisors (4410444761).

13231334271 is an equidigital number, since it uses as much as digits as its factorization.

13231334271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410444760.

The product of its digits is 9072, while the sum is 30.

The spelling of 13231334271 in words is "thirteen billion, two hundred thirty-one million, three hundred thirty-four thousand, two hundred seventy-one".

Divisors: 1 3 4410444757 13231334271