Prime Factorization

Front

What is prime factorization?

Back

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

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.

Front

What is the prime factorization of 31?

Back

It's Prime.

Front

What is the prime factorization of 45?

Back

3² x 5.

Front

Find the prime factorization of 111.

Back

3 x 37.

Front

Use a number tree to find the prime factorization of 105.

Back

7 x 5 x 3.

Front

Which of these is a valid prime factorization of 18?

Back

2 x 3².

Front

How do you determine if a number is prime?

Back

A number is prime if it has exactly two distinct positive divisors: 1 and itself.

Front

What is the prime factorization of 60?

Back

2² x 3 x 5.

Front

What is the prime factorization of 100?

Back

2² x 5².