Question

Is 63 a prime or composite number

Answer 1

$63|3 \\ 21|3 \\ 7 \ |7 \\ 1 \\\\ 63=3^2*7 \\\\ 63-composite \ number \ because \ it \ can \ be \ divided \ by \ D_{63=\{1;3;7;9;21;63 \}$

Answer 2

The answer is composite because a prime number is only divisible by 1 and itself. You can divide sixty-three by 9, 7,21,3,63, and 1.