Base | Representation |
---|---|
bin | 1011011110100101011100… |
… | …0111101111101101010001 |
3 | 1122200110121202122110122210 |
4 | 2313221113013233231101 |
5 | 3123231403321020412 |
6 | 42501325505222333 |
7 | 2441525144233146 |
oct | 267512707575521 |
9 | 48613552573583 |
10 | 12620075563857 |
11 | 4026164718693 |
12 | 14b9a319319a9 |
13 | 7070b6590b58 |
14 | 318b5a1b83cd |
15 | 16d42548383c |
hex | b7a571efb51 |
12620075563857 has 32 divisors (see below), whose sum is σ = 17776446105600. Its totient is φ = 7947702342272.
The previous prime is 12620075563831. The next prime is 12620075563867. The reversal of 12620075563857 is 75836557002621.
It is a cyclic number.
It is not a de Polignac number, because 12620075563857 - 27 = 12620075563729 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12620075563797 and 12620075563806.
It is not an unprimeable number, because it can be changed into a prime (12620075563867) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15225244 + ... + 16032722.
It is an arithmetic number, because the mean of its divisors is an integer number (555513940800).
Almost surely, 212620075563857 is an apocalyptic number.
It is an amenable number.
12620075563857 is a deficient number, since it is larger than the sum of its proper divisors (5156370541743).
12620075563857 is a wasteful number, since it uses less digits than its factorization.
12620075563857 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 810317.
The product of its (nonzero) digits is 21168000, while the sum is 57.
The spelling of 12620075563857 in words is "twelve trillion, six hundred twenty billion, seventy-five million, five hundred sixty-three thousand, eight hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •