Base | Representation |
---|---|
bin | 1001001001011111110111… |
… | …10010011111100000110011 |
3 | 2122020012221002010102022011 |
4 | 10210233323302133200303 |
5 | 10114101223334232114 |
6 | 110441513330423351 |
7 | 4144305536646622 |
oct | 444577362374063 |
9 | 78205832112264 |
10 | 20117556164659 |
11 | 6456897a9a528 |
12 | 230ab00a31b57 |
13 | b2c1010a4c95 |
14 | 4d79a2bb36b9 |
15 | 24d4855071c4 |
hex | 124bfbc9f833 |
20117556164659 has 2 divisors, whose sum is σ = 20117556164660. Its totient is φ = 20117556164658.
The previous prime is 20117556164611. The next prime is 20117556164773. The reversal of 20117556164659 is 95646165571102.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20117556164659 is a prime.
It is not a weakly prime, because it can be changed into another prime (20117556164059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058778082329 + 10058778082330.
It is an arithmetic number, because the mean of its divisors is an integer number (10058778082330).
Almost surely, 220117556164659 is an apocalyptic number.
20117556164659 is a deficient number, since it is larger than the sum of its proper divisors (1).
20117556164659 is an equidigital number, since it uses as much as digits as its factorization.
20117556164659 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13608000, while the sum is 58.
The spelling of 20117556164659 in words is "twenty trillion, one hundred seventeen billion, five hundred fifty-six million, one hundred sixty-four thousand, six hundred fifty-nine".
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