__Definition 1__A PRIME NUMBER or PRIME is a positive integer, not equal to one, which has no factors other than one and itself.

__Definition 2__A Prime Number is a whole number greater than 1 that can be divided evenly

**only**by 1 or itself.

__Definition 3__A Prime Number is a number with 2 factors only, 1 and itself.

Comment on the 3 definitions. Which is better?

Definition 2

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