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Ten has three factors: 1, 2, 5. Twelve has five factors: 1, 2, 3, 4, 6. When dealing with fractions, twelve is more efficient. I agree imperial units still a
by snarfy 12y ago
Ten has three factors: 1, 2, 5.
Twelve has five factors: 1, 2, 3, 4, 6.
When dealing with fractions, twelve is more efficient. I agree imperial units still aren't worth the trouble of being different than the rest of the world.
- xxs 12y agoYou 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 http://en.wikipedia.org/wiki/Sexagesimal