Prime Factorization

Master prime factorization with our practice worksheet! Includes factor trees and definitions.

Factoring Numbers List ALL factors of each number below in order from least to greatest. Number Factors 36 1, 2, 3, 4, 6, 9, 12, 36 58 1, 2, 29, 58 100 1, 2, 4, 5, 10, 20, 25, 50, 100 24 1, 2, 3, 4, 6, 8, 12, 24 Prime Factorization Watch this video on how to find the prime factorization of a number! Match each term with the correct definition. Prime A whole number that can only be divided evenly by itself and 1. Composite A whole number that can be divided evenly by numbers other than 1 or itself. Factors A number that divides evenly into another number. Prime Factorization The set of prime numbers that can be multiplied to give you a number. Write the prime factorization of 60. Order the factors from least to greatest. Draw a factor tree to help you! 2 x 3 x 5 6 x 10 2 x 5 x 6 2 x 2 x 3 x 5 Write the prime factorization for 54. Order the factors from least to greatest. Draw a factor tree to help you! 2 x 3 x 3 x 3 2 x 3 x 9 2 x 2 x 3 x 3 6 x 9 Write the prime factorization for 90. Order the factors from least to greatest. Draw a factor tree to help you! Margie listed out the prime factorization for the number 80 as 2 x 4 x 10 . What is wrong with her answer? Write what the prime factorization should be. Order the factors from least to greatest. Draw a factor tree to help you!