Base | Representation |
---|---|
bin | 10111111101100100… |
… | …00000101111110001 |
3 | 1020012112202011101210 |
4 | 23332302000233301 |
5 | 202321300121323 |
6 | 5524305550333 |
7 | 633536041422 |
oct | 137662005761 |
9 | 36175664353 |
10 | 12864457713 |
11 | 5501718538 |
12 | 25b03453a9 |
13 | 12a0295673 |
14 | 8a0765649 |
15 | 5045cb293 |
hex | 2fec80bf1 |
12864457713 has 8 divisors (see below), whose sum is σ = 17154913248. Its totient is φ = 8575153664.
The previous prime is 12864457709. The next prime is 12864457729. The reversal of 12864457713 is 31775446821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12864457713 - 22 = 12864457709 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12864457703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261456 + ... + 306737.
It is an arithmetic number, because the mean of its divisors is an integer number (2144364156).
Almost surely, 212864457713 is an apocalyptic number.
It is an amenable number.
12864457713 is a deficient number, since it is larger than the sum of its proper divisors (4290455535).
12864457713 is an equidigital number, since it uses as much as digits as its factorization.
12864457713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 575743.
The product of its digits is 1128960, while the sum is 48.
The spelling of 12864457713 in words is "twelve billion, eight hundred sixty-four million, four hundred fifty-seven thousand, seven hundred thirteen".
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