Factor Tree and Common Factor Fruits

A composite number ...

• has more than 2 factors.
• has one factor.
• has at least 10 factors.
• is always a really big number.

which number below is NOT prime?

• 7
• 9
• 2
• 3

Which number is a multiple of 3?

• 27

• 28

• 29

What are the factors of 15?

• 1, 2, 3, 5, 15

• 1, 3, 5, 15

• 1, 2, 3, 4, 5

• 1, 5, 10, 15

Which one of the numbers below is prime numbers?

• 15

• 17

• 16

• 12

What is the missing factor?

• 3

• 5

• 6

• 7

What is the missing factor?

• 1

• 2

• 5

• 8

Is 7 a factor of 42?

• yes

• no

What is the prime factorization of 100 in exponential form?

• 2*5

What is the prime factorization of 28 in exponential form?

• 2 x7