#### Answer

Prime

#### Work Step by Step

A prime number's only factors are 1 and itself, while a composite number has factors other than 1 and itself. 13 is prime because it can only be divided by 1 and itself to produce a whole number.

Published by
Prentice Hall

ISBN 10:
0133500403

ISBN 13:
978-0-13350-040-0

Prime

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