Every number has at least two factors . . . itself, and the number ' 1 ' .
If those are the only factors it has, and no others, then it's a Prime number.
Numbers that have only 2 factors are prime numbers
All prime numbers have only 2 factors. A prime number has 1 and itself as its only factors.
Prime numbers
Prime numbers have exactly two factors.All prime numbers have only 2 factors whereas composite numbers have more than 2 factors
Prime numbers have only two factors.
Numbers having only 2 factors are prime numbers. Their only factors are 1 and themselves. Prime numbers. The only two factors should be 1 and itself.
Numbers that have only 2 factors are prime numbers
Any prime number, a prime number is a number of which the only factors are it and itself.
All prime numbers have only 2 factors. A prime number has 1 and itself as its only factors.
Prime numbers
2 and 3 are the prime factors of 36. Of the factors of 36, 2 and 3 are the only prime numbers.
All prime numbers have only 2 factors which are themselves and one. Al prime numbers are odd numbers except for 2 which is the only even prime number.
Numbers with only two factors, the number itself and one, are called prime numbers. Examples of prime numbers are 2 (which is the only even prime number) and 17.
Prime numbers have only 2 factors while composite numbers have more than 2 factors
Among the factors of 28, 2 and 7 are the only prime numbers.
Prime numbers can not composite as - Prime number has only 2 factors whereas composite have more than 2
Prime numbers have exactly two factors.All prime numbers have only 2 factors whereas composite numbers have more than 2 factors