Base | Representation |
---|---|
bin | 111111111000011100… |
… | …111000010010001001 |
3 | 20120001100111202221112 |
4 | 333320130320102021 |
5 | 2110434231021302 |
6 | 51302222220105 |
7 | 4645536300656 |
oct | 777034702211 |
9 | 216040452845 |
10 | 68592829577 |
11 | 270a9956108 |
12 | 11363724635 |
13 | 6611a5822c |
14 | 3469b98c2d |
15 | 1bb6d01552 |
hex | ff8738489 |
68592829577 has 2 divisors, whose sum is σ = 68592829578. Its totient is φ = 68592829576.
The previous prime is 68592829573. The next prime is 68592829601. The reversal of 68592829577 is 77592829586.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 62774801401 + 5818028176 = 250549^2 + 76276^2 .
It is a cyclic number.
It is not a de Polignac number, because 68592829577 - 22 = 68592829573 is a prime.
It is not a weakly prime, because it can be changed into another prime (68592829573) 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 as a sum of consecutive naturals, namely, 34296414788 + 34296414789.
It is an arithmetic number, because the mean of its divisors is an integer number (34296414789).
Almost surely, 268592829577 is an apocalyptic number.
It is an amenable number.
68592829577 is a deficient number, since it is larger than the sum of its proper divisors (1).
68592829577 is an equidigital number, since it uses as much as digits as its factorization.
68592829577 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 152409600, while the sum is 68.
Subtracting 68592829577 from its reverse (77592829586), we obtain a palindrome (9000000009).
The spelling of 68592829577 in words is "sixty-eight billion, five hundred ninety-two million, eight hundred twenty-nine thousand, five hundred seventy-seven".
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