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13411888639 = 233168327541
BaseRepresentation
bin11000111110110100…
…10010110111111111
31021121200211112110021
430133122102313333
5204431420414024
610054503153011
7653234113102
oct143732226777
937550745407
1013411888639
115762730496
122723745767
1313598166a6
14913346739
155376b2de4
hex31f692dff

13411888639 has 16 divisors (see below), whose sum is σ = 14468143104. Its totient is φ = 12396304800.

The previous prime is 13411888613. The next prime is 13411888657. The reversal of 13411888639 is 93688811431.

It is not a de Polignac number, because 13411888639 - 215 = 13411855871 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 (13411888339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473209 + ... + 500749.

It is an arithmetic number, because the mean of its divisors is an integer number (904258944).

Almost surely, 213411888639 is an apocalyptic number.

13411888639 is a deficient number, since it is larger than the sum of its proper divisors (1056254465).

13411888639 is a wasteful number, since it uses less digits than its factorization.

13411888639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28278.

The product of its digits is 995328, while the sum is 52.

The spelling of 13411888639 in words is "thirteen billion, four hundred eleven million, eight hundred eighty-eight thousand, six hundred thirty-nine".

Divisors: 1 23 31 683 713 15709 21173 27541 486979 633443 853771 18810503 19636733 432641569 583125593 13411888639