www.reference.com/article/prime-factors-45-8ed0d8b53239afe2

The prime factors of 45 are three, three and five. These three numbers represent the unique combination of prime numbers that, when multiplied together, produce 45 as an answer.

www.reference.com/article/1-prime-number-d0c22610f491fbc4

The number 1 is not a prime number. A prime number by definition is a positive integer greater than 1 that is evenly divisible by only itself and 1.

www.reference.com/article/two-prime-number-e424a94a55b2cf3a

Two is a prime number. Two is the smallest prime number and the only even prime number, since all other even numbers divide by two.

www.reference.com/article/2-prime-number-c4622f275383f243

Yes, 2 is a prime number. In fact, 2 is the only even number that is prime. A prime number is a number that has only two factors, the number 1 and itself.

www.reference.com/article/33-prime-number-bd29dbcd0237fe8d

The number 33 is not a prime number. Prime numbers only have factors of themselves and 1. The positive factors of 33 are 1, 3, 11 and 33.

www.reference.com/article/43-prime-number-9c8b64d139ee72f8

Forty-three is a prime number. This is due to the fact that it can only be divided by itself and the number one, which is how a number qualifies as a prime number.

www.reference.com/article/three-prime-number-1afcd9e48393dd43

The number 3 is a prime number. A prime number is a positive number that can only be divided evenly by the number 1 and itself.

www.reference.com/article/prime-factorization-35-ce4e55a796fcb7b7

The prime factorization of 35 is 5 and 7. Prime factors are numbers that are only divisible by themselves and one. While every number is divisible by one, most mathematicians do not consider it as a prime factor.

www.reference.com/article/prime-factorization-55-7ae560ab36112775

The prime factors of 55 are 5 and 11. Prime factorization means finding the prime numbers that can be multiplied together to produce the original number. The other factors of 55 are 1 and 55, but since neither are prime, they are not considered prime factors.

www.reference.com/article/prime-factorization-48-ccd3a3b26751e147

The prime factorization of 48 is 2 x 2 x 2 x 2 x 3 or 2 to the 4th power x 3. Prime factorization is also called integer factorization, and sometimes prime decomposition, and is the determination of the set of prime numbers that multiply together in order to become the original number.