9 is composite.
39 is prime, 9 is composite.
composite 9 is prime
9 is composite.
It is a composite.
It is composite.
9 is a composite number
composite
Both composite.
It is a composite number.
57 is prime the others are composite.
9 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
They are composite.