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13255301227 = 71999663919
BaseRepresentation
bin11000101100001001…
…11101100001101011
31021012210012001220111
430112010331201223
5204121324114402
610031151035151
7646323126040
oct142604754153
937183161814
1013255301227
1156922aa003
12269b20bab7
13133324c30c
148da6251c7
15528a819d7
hex31613d86b

13255301227 has 8 divisors (see below), whose sum is σ = 15946227200. Its totient is φ = 10763703144.

The previous prime is 13255301207. The next prime is 13255301233. The reversal of 13255301227 is 72210355231.

13255301227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13255301227 - 223 = 13246912619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13255301207) 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 7 ways as a sum of consecutive naturals, for example, 49831827 + ... + 49832092.

It is an arithmetic number, because the mean of its divisors is an integer number (1993278400).

Almost surely, 213255301227 is an apocalyptic number.

13255301227 is a deficient number, since it is larger than the sum of its proper divisors (2690925973).

13255301227 is an equidigital number, since it uses as much as digits as its factorization.

13255301227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99663945.

The product of its (nonzero) digits is 12600, while the sum is 31.

Adding to 13255301227 its reverse (72210355231), we get a palindrome (85465656458).

The spelling of 13255301227 in words is "thirteen billion, two hundred fifty-five million, three hundred one thousand, two hundred twenty-seven".

Divisors: 1 7 19 133 99663919 697647433 1893614461 13255301227