Base | Representation |
---|---|
bin | 10110111101011100… |
… | …01000011110011000 |
3 | 1011211001121122000012 |
4 | 23132232020132120 |
5 | 200221100214010 |
6 | 5355053101052 |
7 | 614315054342 |
oct | 133656103630 |
9 | 34731548005 |
10 | 12326569880 |
11 | 5256033439 |
12 | 2480187788 |
13 | 1215a06241 |
14 | 84d14a292 |
15 | 4c227c005 |
hex | 2deb88798 |
12326569880 has 32 divisors (see below), whose sum is σ = 28020716640. Its totient is φ = 4879795200.
The previous prime is 12326569861. The next prime is 12326569891. The reversal of 12326569880 is 8896562321.
It is a congruent number.
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, 1584596 + ... + 1592355.
It is an arithmetic number, because the mean of its divisors is an integer number (875647395).
Almost surely, 212326569880 is an apocalyptic number.
12326569880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12326569880 is an abundant number, since it is smaller than the sum of its proper divisors (15694146760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12326569880 is a wasteful number, since it uses less digits than its factorization.
12326569880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3177059 (or 3177055 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 50.
The spelling of 12326569880 in words is "twelve billion, three hundred twenty-six million, five hundred sixty-nine thousand, eight hundred eighty".
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