Base | Representation |
---|---|
bin | 10011110011101011110… |
… | …01101011100101111110 |
3 | 2102001200222202220020110 |
4 | 21321311321223211332 |
5 | 42122313204402211 |
6 | 1240353325130450 |
7 | 100112323044663 |
oct | 11716571534576 |
9 | 2361628686213 |
10 | 680582887806 |
11 | 2426a732a938 |
12 | aba999b9a26 |
13 | 4c242779043 |
14 | 24d245cda6a |
15 | 12a845c8ea6 |
hex | 9e75e6b97e |
680582887806 has 32 divisors (see below), whose sum is σ = 1444578375168. Its totient is φ = 213020789120.
The previous prime is 680582887759. The next prime is 680582887837. The reversal of 680582887806 is 608788285086.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7696620 + ... + 7784543.
It is an arithmetic number, because the mean of its divisors is an integer number (45143074224).
Almost surely, 2680582887806 is an apocalyptic number.
680582887806 is an abundant number, since it is smaller than the sum of its proper divisors (763995487362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680582887806 is a wasteful number, since it uses less digits than its factorization.
680582887806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15481616.
The product of its (nonzero) digits is 82575360, while the sum is 66.
The spelling of 680582887806 in words is "six hundred eighty billion, five hundred eighty-two million, eight hundred eighty-seven thousand, eight hundred six".
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