Re:Death by Inches: The battle over the metric system in Ame...
by xxs on Sunday August 10, 2014 @01:59AM
(#8158991)
You shall count only the prime ones, both have only 2 prime divisors.
Then 60 would be of real use (and it has been used in the past[1]... and still is in angular measurements with the famous 360 degrees) but it contains only 5 as extra prime divisor.
[1]: http://en.wikipedia.org/wiki/Sexagesimal