Prime and Composite Numbers

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

Is 1 a prime number?

Back

No, 1 is not a prime number.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

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.

Front

Is 10 a prime or composite number?

Back

10 is a composite number.

Front

Is 19 a prime or composite number?

Back

19 is a prime number.

Front

Find the prime number: 4, 6, 8, 11.

Back

11.

Front

Find the composite number: 3, 5, 7, 9.

Back

9.