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 is not prime, meaning it has more than two positive divisors.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11

Front

What are factors?

Back

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

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

Front

List all the factors of 24.

Back

1, 2, 3, 4, 6, 8, 12, 24

Front

Which number is a factor of 36?

Back

9

Front

Which number is a multiple of 9?

Back

18

Front

What is the smallest prime number?

Back

2

Front

Is 1 a prime number?

Back

No, 1 is not a prime number.