Prime Factorization

Front

What is a prime number?

Back

a number with ONLY two factors

Front

Composite number

Back

A number with more than two factors

Front

Which list has only prime numbers? Options: 2, 3, 4, 5, 1, 5, 7, 9, 2, 3, 5, 7, 2, 4, 6, 8

Back

2, 3, 5, 7

Front

Which list is only composite numbers? Options:

1, 3, 4, 5

,

1, 2, 4, 6

,

4, 6, 8, 9

,

5, 6, 8, 9

Back

4, 6, 8, 9

Front

Which is a composite number? Options: 21, 41, 31, 61

Back

21

Front

Which number below is NOT prime?

17

,

15

,

13

,

11

Back

15

Front

Is 27 prime or composite?

Back

Composite, because it has more than 2 factors.

Front

Is 1 prime or composite?

Back

neither prime nor composite

Front

The only factors that prime numbers have are:

Back

1 and itself

Front

Which number is NOT a factor of 50? Options: 1, 2, 4, 5

Back

4