To determine if 7991 is a prime number or a composite number, we simply look at the factors for 7991.
If the factors of 7991 are only 7991 and 1, then we know that 7991 is a prime number. Otherwise, 7991 is a composite number.
To explain better, if 7991 is only divisible by 1 and 7991, then it is a prime number, and if 7991 is divisible by more than 7991 and 1, then it is a composite number.
The factors of 7991 are as follows:
1, 61, 131, 7991
Therefore, since 7991 is divisible by more than one and itself, the answer to the
question "Is 7991 prime or composite?" is highlighted in blue below.
composite
Is 7992 prime or composite?
OK. Now you know that 7991 is a composite number. Use our logic above and see if
you can figure out if the next number on our list is prime or composite before you check your answer.
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