9 and 15 are composite numbers because they have more than two factors
It is 15 because it has more than two factors
11 and 13 are prime numbers but 15 is a composite number because it has more than two factors
15 is a composite number - it can be divided by 3 and 5. 11, 13, 17 and 19 are all prime numbers, not composite.
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.
It is 15
15 is a composite number. 11 is a prime number.
It is 15 because it has more than two factors
11 and 13 are prime numbers but 15 is a composite number because it has more than two factors
15 is a composite number - it can be divided by 3 and 5. 11, 13, 17 and 19 are all prime numbers, not composite.
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.
It is 15
15!
15
15 is composite number
13, 15
No because 11 is a prime number but the rest of them are composite numbers.