Is 50 a prime number or a composite number?

50 is composite. Composite numbers are divisible by numbers other than themselves and one. The number 50 is also divisible by 2, 5, 10, and 25, so 50 is composite.

*ANY number that ends in zero can be divided evenly by 10 (and 5 and 2, for that matter). That means no number ending in 0 can be prime.

50 is a composite number.