Step-by-step explanation:
Prime numbers have 2, or less factors.
Composite numbers have 3, or more factors.
Factors are numbers that can be used to multiply towards the given (17).
Factors of 17:
17: 1, 17.
17 has only 2 factors, as 17 is an odd number and it's proven that there's only two factors that multiply to get to 17, 1 and 17.
17 is a prime number, 17 has 2 factors.
Learn more about prime and composite numbers.
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