Five is a prime.... Nine is not.
2, 3, 5 are prime numbers but 9 is not a prime number
5 is a prime number, but not 9, because you can do 3*3=9
Prime numbers from 1 to 9 are: 2 3 5 and 7
2, 3, 5, 7, 9 * * * * * 9 is not a prime. The fifth prime is 11.
The prime numbers from 1 to 9 are 2, 3, 5 and 7.
5
The product of two prime numbers can never be another prime number, the numbers that you multiplied are factors of the product. (example, 9 times 5 is 45, 9 and 5 go into 45)
The prime numbers between 1 and 9 are 2, 3, 5, and 7.
The prime numbers (factors) of 75 are: 3 and 5
Five is the prime number.
2, 3, and 5 are. 9 isn't.
After 5, all prime numbers end with 1, 3, 7 or 9.