Base | Representation |
---|---|
bin | 111111010110001011… |
… | …001101011100001011 |
3 | 20111120021102211122211 |
4 | 333112023031130023 |
5 | 2103300022203144 |
6 | 51125200525551 |
7 | 4625354345101 |
oct | 772613153413 |
9 | 214507384584 |
10 | 68017772299 |
11 | 26934294064 |
12 | 112230208b7 |
13 | 654c883759 |
14 | 3413665c71 |
15 | 1b815ae034 |
hex | fd62cd70b |
68017772299 has 2 divisors, whose sum is σ = 68017772300. Its totient is φ = 68017772298.
The previous prime is 68017772243. The next prime is 68017772369. The reversal of 68017772299 is 99227771086.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 68017772299 - 219 = 68017248011 is a prime.
It is a super-2 number, since 2×680177722992 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (68017772239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34008886149 + 34008886150.
It is an arithmetic number, because the mean of its divisors is an integer number (34008886150).
Almost surely, 268017772299 is an apocalyptic number.
68017772299 is a deficient number, since it is larger than the sum of its proper divisors (1).
68017772299 is an equidigital number, since it uses as much as digits as its factorization.
68017772299 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5334336, while the sum is 58.
The spelling of 68017772299 in words is "sixty-eight billion, seventeen million, seven hundred seventy-two thousand, two hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •