Base | Representation |
---|---|
bin | 11110111101011001000001… |
… | …11110110111100010101111 |
3 | 22221001101120211100101122211 |
4 | 33132230200332313202233 |
5 | 32410411000432211424 |
6 | 400443320145551251 |
7 | 20224423563405544 |
oct | 1736544076674257 |
9 | 287041524311584 |
10 | 68080079960239 |
11 | 1a768666325766 |
12 | 7776461045527 |
13 | 2bcac020226b9 |
14 | 12b5144606bcb |
15 | 7d0dbc02db94 |
hex | 3deb20fb78af |
68080079960239 has 2 divisors, whose sum is σ = 68080079960240. Its totient is φ = 68080079960238.
The previous prime is 68080079960231. The next prime is 68080079960273. The reversal of 68080079960239 is 93206997008086.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 68080079960239 - 23 = 68080079960231 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (68080079960231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34040039980119 + 34040039980120.
It is an arithmetic number, because the mean of its divisors is an integer number (34040039980120).
Almost surely, 268080079960239 is an apocalyptic number.
68080079960239 is a deficient number, since it is larger than the sum of its proper divisors (1).
68080079960239 is an equidigital number, since it uses as much as digits as its factorization.
68080079960239 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 70543872, while the sum is 67.
The spelling of 68080079960239 in words is "sixty-eight trillion, eighty billion, seventy-nine million, nine hundred sixty thousand, two hundred thirty-nine".
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