45 and 51 are both composite numbers. This means they both have factors other than themselves and one.
51 composite, 61 prime.
51 is composite.
51 is composite, 103 is prime.
prime
prime
It is composite.
composite
It is composite.
51 is a composite number 3 x 17 = 51
51 is a composite number but 61 is a prime number
24 and 51 are composite, 3 is prime.
No, it is composite.