Base | Representation |
---|---|
bin | 110000110111… |
… | …001011011110 |
3 | 220002202112200 |
4 | 300313023132 |
5 | 11234341201 |
6 | 1134312330 |
7 | 213605544 |
oct | 60671336 |
9 | 26082480 |
10 | 12808926 |
11 | 7259599 |
12 | 43586a6 |
13 | 2866260 |
14 | 19b5d94 |
15 | 11d0386 |
hex | c372de |
12808926 has 96 divisors (see below), whose sum is σ = 32672640. Its totient is φ = 3592512.
The previous prime is 12808903. The next prime is 12808937. The reversal of 12808926 is 62980821.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191145 + ... + 191211.
It is an arithmetic number, because the mean of its divisors is an integer number (340340).
Almost surely, 212808926 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12808926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16336320).
12808926 is an abundant number, since it is smaller than the sum of its proper divisors (19863714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12808926 is a wasteful number, since it uses less digits than its factorization.
12808926 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150 (or 147 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 12808926 is about 3578.9559930237. The cubic root of 12808926 is about 233.9757809692.
The spelling of 12808926 in words is "twelve million, eight hundred eight thousand, nine hundred twenty-six".
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