Base | Representation |
---|---|
bin | 110000110111… |
… | …001010000000 |
3 | 220002202102012 |
4 | 300313022000 |
5 | 11234340312 |
6 | 1134312052 |
7 | 213605351 |
oct | 60671200 |
9 | 26082365 |
10 | 12808832 |
11 | 7259513 |
12 | 4358628 |
13 | 28661ba |
14 | 19b5d28 |
15 | 11d0322 |
hex | c37280 |
12808832 has 16 divisors (see below), whose sum is σ = 25517850. Its totient is φ = 6404352.
The previous prime is 12808819. The next prime is 12808843. The reversal of 12808832 is 23880821.
It can be written as a sum of positive squares in only one way, i.e., 8904256 + 3904576 = 2984^2 + 1976^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49907 + ... + 50162.
Almost surely, 212808832 is an apocalyptic number.
It is an amenable number.
12808832 is a deficient number, since it is larger than the sum of its proper divisors (12709018).
12808832 is an equidigital number, since it uses as much as digits as its factorization.
12808832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100083 (or 100071 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 12808832 is about 3578.9428606783. The cubic root of 12808832 is about 233.9752086137.
The spelling of 12808832 in words is "twelve million, eight hundred eight thousand, eight hundred thirty-two".
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