51 is divisible by 3, therefor it is composite. A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1, 2, and 0. 1, 2, and 0 have a different name.
Checking Divisibility by 3 of 51:
Sum of digits: 5+1 = 6
6 is divisible by 3.
Therefore 51 is divisible by 3. (17 x 3 = 51)
Hence 51 is a composite number
51 is a composite number because 3 X 17 = 51 and 1 X 51 = 51.
51 is a composite number because 3 X 17 = 51 and 1 X 51 = 51.
composite
Composite
It is Composite!!
51 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
51 is composite.
51 = 3 x 17 so it's not a prime number
It is a composite number.
composite
prime
51 is composite.
51 is a composite number but 61 is a prime number
51 is composite, 103 is prime.
It is composite.
3929 is a prime number and 51 is a composite number
51 is composite.
No, it is composite.
51 is a composite number 3 x 17 = 51
ANSWER: 61 is a prime number but 51 is a composite number.61 is a prime number because the factors of 61 are 1 and itself (61).51 is a composite number because the factors of 51 other 1 and itself (51) are 3 and 17.
24 and 51 are composite, 3 is prime.
Composite
51 is composite number