24 is the number of hours in a day.

24 is the fourth factorial number 4! = 24

24 is divisible by the sum of its digits and their product.

The 6-8-10 Pythagorean triangle is one of two whose areas andperimeter are equal. Area = Perimeter = 24

Also true for the 5-12-13 triangle. Area = Perimeter = 30

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