The 8th composite number is 15. The first 10 composite numbers are 4, 6, 8, 9, 10, 12, 14, 15, 16, 18.
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.