Base | Representation |
---|---|
bin | 111111100101111100… |
… | …110010101101111110 |
3 | 20112020201102202102102 |
4 | 333211330302231332 |
5 | 2104320300201121 |
6 | 51211333225102 |
7 | 4635050030642 |
oct | 774574625576 |
9 | 215221382372 |
10 | 68282428286 |
11 | 26a5a718016 |
12 | 11297792192 |
13 | 6592658027 |
14 | 343a878c22 |
15 | 1b9993a90b |
hex | fe5f32b7e |
68282428286 has 4 divisors (see below), whose sum is σ = 102423642432. Its totient is φ = 34141214142.
The previous prime is 68282428219. The next prime is 68282428303.
68282428286 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17070607070 + ... + 17070607073.
It is an arithmetic number, because the mean of its divisors is an integer number (25605910608).
Almost surely, 268282428286 is an apocalyptic number.
68282428286 is a deficient number, since it is larger than the sum of its proper divisors (34141214146).
68282428286 is a wasteful number, since it uses less digits than its factorization.
68282428286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34141214145.
The product of its digits is 9437184, while the sum is 56.
The spelling of 68282428286 in words is "sixty-eight billion, two hundred eighty-two million, four hundred twenty-eight thousand, two hundred eighty-six".
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