Base | Representation |
---|---|
bin | 10111000101010110… |
… | …11100010000100000 |
3 | 1011222200120021102202 |
4 | 23202223130100200 |
5 | 200340100121334 |
6 | 5405424232332 |
7 | 616052351423 |
oct | 134253342040 |
9 | 34880507382 |
10 | 12392973344 |
11 | 528a568334 |
12 | 249a46b6a8 |
13 | 12266b5a2b |
14 | 857cb39ba |
15 | 4c7ee717e |
hex | 2e2adc420 |
12392973344 has 48 divisors (see below), whose sum is σ = 26957121408. Its totient is φ = 5578417152.
The previous prime is 12392973331. The next prime is 12392973349. The reversal of 12392973344 is 44337929321.
It is not an unprimeable number, because it can be changed into a prime (12392973349) 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, 482732 + ... + 507755.
It is an arithmetic number, because the mean of its divisors is an integer number (561606696).
Almost surely, 212392973344 is an apocalyptic number.
It is an amenable number.
12392973344 is an abundant number, since it is smaller than the sum of its proper divisors (14564148064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12392973344 is a wasteful number, since it uses less digits than its factorization.
12392973344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 990537 (or 990529 counting only the distinct ones).
The product of its digits is 979776, while the sum is 47.
The spelling of 12392973344 in words is "twelve billion, three hundred ninety-two million, nine hundred seventy-three thousand, three hundred forty-four".
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