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12571159913 = 135916390039
BaseRepresentation
bin10111011010100110…
…01010110101101001
31012110002212002110022
423231103022311221
5201221204104123
65435231330225
7623345044664
oct135523126551
935402762408
1012571159913
115371101564
12252a080975
1312545a3380
148738186db
154d89931c8
hex2ed4cad69

12571159913 has 8 divisors (see below), whose sum is σ = 13767633600. Its totient is φ = 11407466448.

The previous prime is 12571159879. The next prime is 12571159919. The reversal of 12571159913 is 31995117521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12571159913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12571159919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8194253 + ... + 8195786.

It is an arithmetic number, because the mean of its divisors is an integer number (1720954200).

Almost surely, 212571159913 is an apocalyptic number.

12571159913 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12571159913 is a deficient number, since it is larger than the sum of its proper divisors (1196473687).

12571159913 is a wasteful number, since it uses less digits than its factorization.

12571159913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16390111.

The product of its digits is 85050, while the sum is 44.

The spelling of 12571159913 in words is "twelve billion, five hundred seventy-one million, one hundred fifty-nine thousand, nine hundred thirteen".

Divisors: 1 13 59 767 16390039 213070507 967012301 12571159913