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P. Simmons
P. Simmons, Attorney
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Experience:  45 years old, retired Marine Officer, current attorney
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which of the following is a composite number 13 63

Resolved Question:

which of the following is a composite number?




Submitted: 7 years ago.
Category: General
Expert:  P. Simmons replied 7 years ago.

It is the only non-prime in your list.

By definition, A composite number is XXXXX positive integer which has a positive divisor other than one or itself...or "non-prime"

13, 61, 31 are all primes

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