51 is a composite number because it has more than two factors.
acomposite number
composite
Prime.
142 is composite. All whole numbers ending in two are composite except the number two itself, which is prime.
Acomposite number has more than two factors whereas a prime number has only two factors
No, 51 is not a prime number. A prime number is a number that has only itself and 1 as a factor. 51's factors are 1,3,17, and 51.
61 is a prime number. 49 is not a prime number as it is divisible by 7. 51 is not a prime number as it is divisible by 3.
51 is not a prime number: 3x17=51
the next prime number after 51 is 60 :)
51 is a composite number but 61 is a prime number
47, yes. 51, no.