Question

What is prime factorization?

Answer 1

The process of finding which prime numbers you need to multiply together to get a certain number. ex: 21=7x3      20=2x2x5

Answer 2

Prime factorization is finding the factors of a number that are all prime. Here's how you do it: Find 2 factors of your number. Then look at your 2 factors and determine if one or both of them is not prime. If it is not a prime factor it. Repeat this process until all your factors are prime.