15 is composite.
Composite.
15 is a composite number - it is the product of 3 and 5. (3*5=15)
2 is a prime number and 15 is a composite number.
No, 13 is a prime number and 15 is a composite number. A composite number is a positive integer that has more than two positive divisors.
15 is composite.
15 is the only composite factor of 15.Just 15
15 is a composite number. 11 is a prime number.
15 and 16 are both composite numbers
composite
Composite.
15 is a composite having the factors 1, 3, 5, and 15.
15 is a composite number - it is the product of 3 and 5. (3*5=15)
15 is a composite. Its factors are 1, 3, 5, and 15.
2 is a prime number and 15 is a composite number.
no 5 is not a composite number 10 15 20 and 25 are composite
47 is a prime, the other two are composite.