Base | Representation |
---|---|
bin | 110000110001… |
… | …101011000000 |
3 | 220001121121012 |
4 | 300301223000 |
5 | 11233130433 |
6 | 1134020052 |
7 | 213453020 |
oct | 60615300 |
9 | 26047535 |
10 | 12786368 |
11 | 7243651 |
12 | 4347628 |
13 | 2858bca |
14 | 19aba80 |
15 | 11c8848 |
hex | c31ac0 |
12786368 has 28 divisors (see below), whose sum is σ = 28998672. Its totient is φ = 5479680.
The previous prime is 12786331. The next prime is 12786379. The reversal of 12786368 is 86368721.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (28).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13823 + ... + 14718.
Almost surely, 212786368 is an apocalyptic number.
It is an amenable number.
12786368 is an abundant number, since it is smaller than the sum of its proper divisors (16212304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12786368 is an equidigital number, since it uses as much as digits as its factorization.
12786368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28560 (or 28550 counting only the distinct ones).
The product of its digits is 96768, while the sum is 41.
The square root of 12786368 is about 3575.8031265717. The cubic root of 12786368 is about 233.8383474559.
The spelling of 12786368 in words is "twelve million, seven hundred eighty-six thousand, three hundred sixty-eight".
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