what is the smallest whole number that has exactly 5 factors and 8 factors

Sagot :

Smallest whole number that has 5 factors:
So, if the number has more than 2 factors, it is going to be a composite number!
16 is the answer. 
Factors of 9 : 1, 2, 4, 8, 16
∞NOTE∞
The composite numbers before 16 have less than or more than 5 factors.

Smallest whole number that has exactly 8 factors.
So, if the number has more than 2 factors, it is going to be a composite number!
24 is the answer.
Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24
∞NOTE∞
The composite numbers before 24 have less than or more than 8 factors.

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