Base | Representation |
---|---|
bin | 111111011001000100… |
… | …010010010001111011 |
3 | 20111200122201201201220 |
4 | 333121010102101323 |
5 | 2103344432220023 |
6 | 51134052443123 |
7 | 4626513623364 |
oct | 773104222173 |
9 | 214618651656 |
10 | 68066288763 |
11 | 26959711210 |
12 | 112373194a3 |
13 | 655993c815 |
14 | 3419c94b6b |
15 | 1b859943e3 |
hex | fd911247b |
68066288763 has 16 divisors (see below), whose sum is σ = 104829365376. Its totient is φ = 38825690240.
The previous prime is 68066288753. The next prime is 68066288767. The reversal of 68066288763 is 36788266086.
It is a cyclic number.
It is not a de Polignac number, because 68066288763 - 26 = 68066288699 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 68066288697 and 68066288706.
It is not an unprimeable number, because it can be changed into a prime (68066288767) 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 in 15 ways as a sum of consecutive naturals, for example, 60664581 + ... + 60665702.
It is an arithmetic number, because the mean of its divisors is an integer number (6551835336).
Almost surely, 268066288763 is an apocalyptic number.
68066288763 is a deficient number, since it is larger than the sum of its proper divisors (36763076613).
68066288763 is a wasteful number, since it uses less digits than its factorization.
68066288763 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121330314.
The product of its (nonzero) digits is 27869184, while the sum is 60.
The spelling of 68066288763 in words is "sixty-eight billion, sixty-six million, two hundred eighty-eight thousand, seven hundred sixty-three".
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