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13154429293013 = 29399447444787
BaseRepresentation
bin1011111101101100000100…
…0101011101000111010101
31201120112212210110102220102
42333123001011131013111
53211010232344334023
643551021132143445
72525243010053351
oct277330105350725
951515783412812
1013154429293013
114211842445288
1215854bb907b85
137455c3a85ac8
1433696bb58461
1517c29c039628
hexbf6c115d1d5

13154429293013 has 4 divisors (see below), whose sum is σ = 13154876767200. Its totient is φ = 13153981818828.

The previous prime is 13154429293009. The next prime is 13154429293043. The reversal of 13154429293013 is 31039292445131.

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 13154429293013 - 22 = 13154429293009 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 (13154429293043) 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, 223692995 + ... + 223751792.

It is an arithmetic number, because the mean of its divisors is an integer number (3288719191800).

Almost surely, 213154429293013 is an apocalyptic number.

It is an amenable number.

13154429293013 is a deficient number, since it is larger than the sum of its proper divisors (447474187).

13154429293013 is an equidigital number, since it uses as much as digits as its factorization.

13154429293013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447474186.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 13154429293013 in words is "thirteen trillion, one hundred fifty-four billion, four hundred twenty-nine million, two hundred ninety-three thousand, thirteen".

Divisors: 1 29399 447444787 13154429293013