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12831108594 = 233076965857
BaseRepresentation
bin10111111001100101…
…10010110111110010
31020010012222212000020
423330302302313302
5202234230433334
65521115104310
7632652423603
oct137462626762
936105885006
1012831108594
11549490a887
1225a1142096
1312963ba165
1489a163daa
155016dee49
hex2fccb2df2

12831108594 has 16 divisors (see below), whose sum is σ = 25745811168. Its totient is φ = 4263103872.

The previous prime is 12831108593. The next prime is 12831108673. The reversal of 12831108594 is 49580113821.

It is not an unprimeable number, because it can be changed into a prime (12831108593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3481087 + ... + 3484770.

It is an arithmetic number, because the mean of its divisors is an integer number (1609113198).

Almost surely, 212831108594 is an apocalyptic number.

12831108594 is an abundant number, since it is smaller than the sum of its proper divisors (12914702574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12831108594 is a wasteful number, since it uses less digits than its factorization.

12831108594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6966169.

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 12831108594 in words is "twelve billion, eight hundred thirty-one million, one hundred eight thousand, five hundred ninety-four".

Divisors: 1 2 3 6 307 614 921 1842 6965857 13931714 20897571 41795142 2138518099 4277036198 6415554297 12831108594