Just use Highly Composite Numbers... Babylon used base-60 and we still tell the time with it today. Base-12 is good too. It's divisible by 1,2,3,4,6,12. Base-10

Just use Highly Composite Numbers... Babylon used base-60 and we still tell the time with it today. Base-12 is good too. It's divisible by 1,2,3,4,6,12. Base-10 is only 1,2,5,10 which is less usable for fractions.