A Prime number.
2
a prime number
Prime numbers have only two factors.
a # that has exactly 2 factors is called a prime number, an example of a prime number is 17 because it is odd and it only has 2 factors, 17= 1 and itself
A prime number has exactly two factors: itself and 1.
Prime numbers have exactly two factors.All prime numbers have only 2 factors whereas composite numbers have more than 2 factors
exactly 2
Any prime number has exactly two factors, 1 and the number itself.
Prime. The only factors of a prime number are 1 and the number.
No because composite numbers have more than two factors whereas prime numbers have only two factors.
You are probably referring to a 'prime' number which has only the number 1 and itself as factors.
A number has exactly three factors if and only if it is the square of a prime number.