Factors and Prime Factors

Which of these number is a factor of 12?

• 24

• 5

• 6

• 8

What number has more than two factors?

• prime numbers

• even numbers

• composite numbers

• odd numbers

What numbers have only two factors, 1 and the number itself.

• Prime numbers

• Composite numbers

• Prime factors

Find the prime factors 36.

• 2 x 2 x 2 x 3

• 2 x 2 x 2 x 3 x 3

• 2 x 2 x 3 x 3

What is the prime factors of 50?

• 2 x 25

• 2 x 5 x 5

• 5 x 10

• 2 x 3 x 5

What is the prime factors of 60?

• 2 x 15 x 2

• 2 x 5 x 6

• 2 x 2 x 3 x 5

• 3 x 2 x 10

Using Prime factors what is the HCF of 60 and 50?

• 300

• 5

• 2

• 10