Base | Representation |
---|---|
bin | 10011110100001111110… |
… | …11011101000111011110 |
3 | 2102002111001220012100001 |
4 | 21322013323131013132 |
5 | 42123423121431221 |
6 | 1240443331524514 |
7 | 100122654630433 |
oct | 11720773350736 |
9 | 2362431805301 |
10 | 680885342686 |
11 | 24284203074a |
12 | abb6315973a |
13 | 4c290326323 |
14 | 24d52841b8a |
15 | 12aa0e20391 |
hex | 9e87edd1de |
680885342686 has 8 divisors (see below), whose sum is σ = 1024221295584. Its totient is φ = 339478244160.
The previous prime is 680885342681. The next prime is 680885342713. The reversal of 680885342686 is 686243588086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680885342681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482212710 + ... + 482214121.
It is an arithmetic number, because the mean of its divisors is an integer number (128027661948).
Almost surely, 2680885342686 is an apocalyptic number.
680885342686 is a deficient number, since it is larger than the sum of its proper divisors (343335952898).
680885342686 is a wasteful number, since it uses less digits than its factorization.
680885342686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 964427186.
The product of its (nonzero) digits is 106168320, while the sum is 64.
The spelling of 680885342686 in words is "six hundred eighty billion, eight hundred eighty-five million, three hundred forty-two thousand, six hundred eighty-six".
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