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a number which can be written as a product of whole numbers in only one way, itself times 1. For example, 13 is a prime number because it can be written only as 13 - 1.
a number which is "composed" of other numbers in that it can be written as a product of whole numbers in more than one way. For example, 18 is a composite number because it can be written as 18 - 1, 9 - 2, or 3 - 6.
Prime Factored Form
the unique factored form of a number which consists only of prime numbers. For example, the prime factored form of 12 is 2 - 2 - 3.
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