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

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Tags

CCSS.4.OA.B.4

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

How do you find the factors of a number?

Back

To find the factors of a number, divide it by integers starting from 1 up to that number.

Tags

CCSS.4.OA.B.4

Front

Which of these is NOT a factor of 36? 2, 8, 12, 6

Back

8.

Tags

CCSS.4.OA.B.4

Front

Use a number tree to find the prime factorization of 48.

Back

3 x 2^4.

Front

Which is a factor of 15? 2, 3, 4, 6

Back

3.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 12?

Back

2^2 x 3.

Front

If the expanded form is 2⋅2⋅2⋅3⋅3⋅5⋅7, what is the exponential form?

Back

2³⋅3²⋅5⋅7.

Tags

CCSS.6.EE.A.1