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12789004076013 = 311390799192623
BaseRepresentation
bin1011101000011010110000…
…0010111000001111101101
31200021121122200110000210010
42322012230002320033231
53134013340020413023
643111104245403433
72456655305006064
oct272065402701755
950247580400703
1012789004076013
114090871435110
121526717709579
13719cc853ac59
14322dc38151db
15172a10bcb093
hexba1ac0b83ed

12789004076013 has 16 divisors (see below), whose sum is σ = 18606949180416. Its totient is φ = 7748927630640.

The previous prime is 12789004075993. The next prime is 12789004076027. The reversal of 12789004076013 is 31067040098721.

It is a happy number.

12789004076013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-12789004076013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12789006076013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49467381 + ... + 49725242.

It is an arithmetic number, because the mean of its divisors is an integer number (1162934323776).

Almost surely, 212789004076013 is an apocalyptic number.

It is an amenable number.

12789004076013 is a deficient number, since it is larger than the sum of its proper divisors (5817945104403).

12789004076013 is a wasteful number, since it uses less digits than its factorization.

12789004076013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99196544.

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 12789004076013 in words is "twelve trillion, seven hundred eighty-nine billion, four million, seventy-six thousand, thirteen".

Divisors: 1 3 11 33 3907 11721 42977 128931 99192623 297577869 1091118853 3273356559 387545578061 1162636734183 4263001358671 12789004076013