Base | Representation |
---|---|
bin | 10111100001011110… |
… | …01111101101111111 |
3 | 1012121010102010112211 |
4 | 23300233033231333 |
5 | 201330441222313 |
6 | 5445052041251 |
7 | 624645316165 |
oct | 136057175577 |
9 | 35533363484 |
10 | 12628851583 |
11 | 53a0726127 |
12 | 2545463227 |
13 | 126352275a |
14 | 87b355235 |
15 | 4dda8be3d |
hex | 2f0bcfb7f |
12628851583 has 2 divisors, whose sum is σ = 12628851584. Its totient is φ = 12628851582.
The previous prime is 12628851563. The next prime is 12628851643. The reversal of 12628851583 is 38515882621.
It is a weak prime.
It is an emirp because it is prime and its reverse (38515882621) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12628851583 - 213 = 12628843391 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12628851553) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6314425791 + 6314425792.
It is an arithmetic number, because the mean of its divisors is an integer number (6314425792).
Almost surely, 212628851583 is an apocalyptic number.
12628851583 is a deficient number, since it is larger than the sum of its proper divisors (1).
12628851583 is an equidigital number, since it uses as much as digits as its factorization.
12628851583 is an evil number, because the sum of its binary digits is even.
The product of its digits is 921600, while the sum is 49.
The spelling of 12628851583 in words is "twelve billion, six hundred twenty-eight million, eight hundred fifty-one thousand, five hundred eighty-three".
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