39 is prime, 9 is composite.
39 is composite.
39 is a Composite Number.
It is composite.
39 is a Composite Number.
39 is composite
39 is not a prime; it is a composite number.
43 is prime; 39 is composite.
Composite.
Both composite.
29 is prime but 39 is composite
39 = 3 x 13 -------------- 39 is composite...