Factors, Multiples, Prime, and Composite

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

How can you tell if a number is composite?

Back

A number is composite if it can be divided evenly by numbers other than 1 and itself.

Front

Is 15 a prime or composite number?

Back

15 is a composite number.

Front

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

Back

11 is a prime number.

Front

What are factors?

Back

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