Prime Factorization

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

Find the prime factorization of 60.

Back

2² • 3 • 5

Front

Find the prime factorization of 18.

Back

2 • 3²

Front

Find the prime factorization of 81.

Back

3⁴

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is the Least Common Multiple (LCM)?

Back

The Least Common Multiple (LCM) of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

Find the LCM of 3 and 4.

Back

12

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

How do you find the prime factorization of a number?

Back

To find the prime factorization, divide the number by the smallest prime number until you reach 1, recording the prime factors.

Front

What is the prime factorization of 30?

Back

2 • 3 • 5