5 is a prime number because the factors of 5 are only 1 and itself.
The numbers which have other factors aside from 1 and themselves are called composite number.
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Not a prime as it divisible by 5 and 7 so is a composite number
88 is a composite number (even number greater than 2).
A composte number has more than two factors whereas a prime number has only two factors
composite
It is composte because it has more than two factors