45 is not prime. 45 = 3 * 3 * 5The number 45 is known to be a prime number. This learnt in 8th grade math.It is a composite number.45 factors are1,3,5,9,15,45There are more than 2 factors.
It is a composite number.
It is a composite number.284 is a composite number
94 is a composite number
It is a composite number.
It is a composite number.
It is a composite number.
It is a composite number.
It is a composite number.
It is a composite number.
It is a composite number.
It is a composite number.