What is a Prime Number? A Prime number is a whole
number that has two factors, one and itself,
A prime number can be divided, without a remainder, only by itself and by 1.
Example: 11 is a prime number because the only numbers it can be divided by
evenly is 1 and 11
What is Composite Number: Composite numbers has
more than two factors.
Factor? Factors are the numbers you multiply together to get
another number: Example1: 1 and 5 are factors of 5 1x5=5
example2: 3 and 4 are factors of 12 3x4=12
Note: 1 is not prime or composite. It only has one factor. (1 )