Prime Factorization Review

Front

What is prime factorization?

Back

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

Front

What are prime numbers?

Back

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

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.

Front

Use a factor tree to find the prime factorization of 33.

Back

11 x 3

Front

Use a factor tree to find the prime factorization of 32.

Back

2 x 2 x 2 x 2 x 2

Front

Who made an error in listing prime numbers: Eric, Maya, Bella, or Joan?

Back

Bella (included 21, which is composite).

Front

Is 65 a prime or composite number?

Back

Composite

Front

What is the prime factorization of 100?

Back

2 x 2 x 5 x 5

Front

What is the prime factorization of 20?

Back

2 x 2 x 5

Front

How can you identify a prime number?

Back

A prime number can only be divided evenly by 1 and itself.