Base | Representation |
---|---|
bin | 10111000100111010… |
… | …11110001010000000 |
3 | 1011222102200012210020 |
4 | 23202131132022000 |
5 | 200333130423404 |
6 | 5405213533440 |
7 | 616006256352 |
oct | 134235361200 |
9 | 34872605706 |
10 | 12389311104 |
11 | 5288496895 |
12 | 24991a4280 |
13 | 1225a02b21 |
14 | 8575dd0d2 |
15 | 4c7a21ed9 |
hex | 2e275e280 |
12389311104 has 64 divisors (see below), whose sum is σ = 32921724000. Its totient is φ = 4128187392.
The previous prime is 12389311093. The next prime is 12389311141. The reversal of 12389311104 is 40111398321.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431462 + ... + 1440090.
Almost surely, 212389311104 is an apocalyptic number.
It is an amenable number.
12389311104 is an abundant number, since it is smaller than the sum of its proper divisors (20532412896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12389311104 is an equidigital number, since it uses as much as digits as its factorization.
12389311104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12385 (or 12373 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 33.
The spelling of 12389311104 in words is "twelve billion, three hundred eighty-nine million, three hundred eleven thousand, one hundred four".
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