7 is a prime number!
7 is a prime number. Its only prime factor is itself.
The number 7 is a prime number
yes 7 is a prime number
7 is an odd prime number.
7 is a prime number because it is only divisible by 1 and 7.
The number seven is 7 which is a Prime number.
The Number 7 is a prime number
7 is prime and not even.
Yes, 7 is a prime number.
7 is prime.
7 is prime.