The factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
The factors of 15: 1, 3, 5, 15
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Standard form = 7.2016 × 101Standard notation = 72.016
if they have no obvious common factors (such as 3!!!!!!!) then you multiply them to get the GCF.
because it has more than two factors.
No, fifteen is an odd number. It is not evenly divisible by two. Fifteen divided by two is seven and a half. All even numbers divide evenly by two.
15 is a composite number whose factors are 1, 3. 5 and 15