prime factorization

Front

Is 5 prime or composite?

Back

Prime

Front

A prime number has how many factors?

Back

Exactly 2 factors: 1 and the number.

Front

What is the prime factorization of 8?

Back

2 x 2 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 105.

Back

7 x 5 x 3

Front

What is a prime number?

Back

A number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is a composite number?

Back

A number that has more than two positive divisors.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11

Front

What is the prime factorization of 12?

Back

2 x 2 x 3

Front

What is the prime factorization of 30?

Back

2 x 3 x 5