Prime Factorization

A prime number...

• has one factor

• has 100 factors

• has more than 2 factors

• has exactly 2 factors: 1 and itself

A composite number ....

• has more than 2 factors

• has one factor

• has at least 10 factors

• is always a really big number

One is ...

• prime

• composite

• neither prime or composite

• the loneliest number that you'll ever know

Is 5 a prime or composite number?

• Prime

• composite

Is 12 prime or composite ?

• Prime

• composite

Is 17 prime or composite ?

• Prime

• Composite

Is 34 prime or composite ?

• Prime

• Composite

what number is never allowed in a factor tree?

• 13 (it's bad luck)

• 8675309

• 1

• 2

All of these are prime except....

• 17

• 9

• 2

• 13

2x2x2 is the prime factorization of what number ?

• 6

• 2

• 8

• 222