Prime Factorization & GCF

Front

What is Prime Factorization?

Back

Prime Factorization is the process of breaking down a number into its prime factors, which are the prime numbers that multiply together to give the original number.

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

To find the GCF, list the factors of each number, then identify the largest factor that appears in both lists.

Front

What is the prime factorization of 28?

Back

The prime factorization of 28 is 2^2 x 7.

Front

What is the prime factorization of 49?

Back

The prime factorization of 49 is 7^2.

Front

What is the GCF of 28 and 49?

Back

The GCF of 28 and 49 is 7.

Front

What is the prime factorization of 18?

Back

The prime factorization of 18 is 2 x 3^2.

Front

What is the prime factorization of 24?

Back

The prime factorization of 24 is 2^3 x 3.

Front

What is the GCF of 18 and 24?

Back

The GCF of 18 and 24 is 6.

Front

What is the prime factorization of 48 using a number tree?

Back

The prime factorization of 48 is 3 x 2^4.