prime factorization

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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 are prime numbers?

Back

Prime numbers are natural numbers greater than 1 that have no positive divisors other than 1 and themselves.

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What is the greatest common factor (GCF)?

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The greatest common factor (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?

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To find the GCF, list the prime factors of each number, then identify the common factors and multiply them together.

Front

What is the prime factorization of 30?

Back

The prime factorization of 30 is 2 x 3 x 5.

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What is the prime factorization of 56?

Back

The prime factorization of 56 is 2 x 2 x 2 x 7.

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What is the prime factorization of 27?

Back

The prime factorization of 27 is 3 x 3 x 3.

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What is the prime factorization of 14?

Back

The prime factorization of 14 is 2 x 7.

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What is the prime factorization of 22?

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The prime factorization of 22 is 2 x 11.

Front

Find the GCF of 15 and 36.

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The GCF of 15 and 36 is 3.