Prime Factorization

Front

What is prime factorization?

Back

Prime factorization is the process of expressing a number as the product of its prime factors.

Tags

CCSS.4.OA.B.4

Front

What are prime numbers?

Back

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

Tags

CCSS.4.OA.B.4

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

What is a factor tree?

Back

A factor tree is a diagram used to break down a number into its prime factors.

Front

Find the prime factorization of 30 using a factor tree.

Back

2 x 3 x 5

Front

Which of the following is a prime number: 2, 4, 6, 8?

Back

2 is a prime number.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 18?

Back

2 x 3²

Front

Is 1 a prime number? Why or why not?

Back

No, 1 is not a prime number because it does not meet the definition of having exactly two distinct positive divisors.

Tags

CCSS.4.OA.B.4

Front

List the prime factors of 36.

Back

2² x 3²

Front

What is the prime factorization of 100?

Back

2² x 5²