This post is meant to discuss why multiplication is used to define prime numbers and composites instead of addition. Let us say we want to compose the number 6 by multiplication of other positive whole numbers. There are 2 ways to do this. 6×1=6 2×3=6 In terms of 6 there are smaller whole numbers that can be multiplied to compose or produce the number 6. Since multiplication obeys both the associative and commutative property, we won’t concern ourselves with the alternative order.

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