Base | Representation |
---|---|
bin | 10011110011000001010… |
… | …10001111011011110000 |
3 | 2102000210011012110211012 |
4 | 21321200222033123300 |
5 | 42121100442100033 |
6 | 1240254115010052 |
7 | 100100435003126 |
oct | 11714052173360 |
9 | 2360704173735 |
10 | 680226518768 |
11 | 242534155575 |
12 | ab9ba599928 |
13 | 4c1b69a2ba4 |
14 | 24ccd145916 |
15 | 12a63183248 |
hex | 9e60a8f6f0 |
680226518768 has 20 divisors (see below), whose sum is σ = 1360453038528. Its totient is φ = 329141863680.
The previous prime is 680226518749. The next prime is 680226518773. The reversal of 680226518768 is 867815622086.
It is a happy number.
680226518768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
680226518768 is an admirable number.
It is a super-3 number, since 3×6802265187683 (a number of 36 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685711721 + ... + 685712712.
Almost surely, 2680226518768 is an apocalyptic number.
It is an amenable number.
680226518768 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680226518768 is a wasteful number, since it uses less digits than its factorization.
680226518768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1371424472 (or 1371424466 counting only the distinct ones).
The product of its (nonzero) digits is 15482880, while the sum is 59.
The spelling of 680226518768 in words is "six hundred eighty billion, two hundred twenty-six million, five hundred eighteen thousand, seven hundred sixty-eight".
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