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 a composite number?

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Front

Use a factor tree to find the prime factorization of 42.

Back

7 x 3 x 2

Front

Use a factor tree to find the prime factorization of 72.

Back

2 x 2 x 2 x 3 x 3

Front

Use a factor tree to find the prime factorization of 60.

Back

5 x 3 x 2 x 2

Front

What is the prime factorization of 8?

Back

2 x 2 x 2

Front

How many prime factors does the number 30 have?

Back

30 has three prime factors: 2, 3, and 5.

Front

What is the prime factorization of 100?

Back

2 x 2 x 5 x 5 or 2^2 x 5^2

Front

What is the smallest prime number?

Back

The smallest prime number is 2.