Prime Factorization Review

Front

A number that has more than 2 factors is called a __________ number.

Back

composite

Tags

CCSS.4.OA.B.4

Front

A number that has only two factors, 1 and itself, is called a _______ number.

Back

prime

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 60?

Back

2 x 2 x 3 x 5

Front

Who made an error and included a composite number in their list of prime numbers: Eric, Maya, Bella, or Joan?

Back

Joan

Tags

CCSS.4.OA.B.4

Front

Which number is a prime number: 17, 15, 12, or 40?

Back

17

Tags

CCSS.4.OA.B.4

Front

What are the first five prime numbers?

Back

2, 3, 5, 7, 11

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 30?

Back

2 x 3 x 5

Tags

CCSS.4.OA.B.4

Front

Is 1 a prime number? Why or why not?

Back

No, because it has only one factor.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 12?

Back

2 x 2 x 3

Front

List three properties of prime numbers.

Back

1. Only divisible by 1 and itself. 2. Greater than 1. 3. Infinite in quantity.

Tags

CCSS.4.OA.B.4