Prime and composite

Front

What is a prime number?

Back

A prime number is a number with ONLY two factors: 1 and itself.

Front

What is a composite number?

Back

A composite number is a number that has MORE than two factors.

Front

Is 1 a prime number?

Back

No, 1 is neither prime nor composite.

Front

Is 2 a prime number?

Back

Yes, 2 is the only even prime number.

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number.

Front

How many factors does the number 5 have?

Back

5 has 2 factors: 1 and 5.

Front

How many factors does the number 6 have?

Back

6 has 4 factors: 1, 2, 3, and 6.

Front

Is 9 a prime or composite number?

Back

9 is composite because it has 3 factors: 1, 3, and 9.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

What is the largest single-digit prime number?

Back

The largest single-digit prime number is 7.