To determine if 8491 is a prime number or a composite number, we simply look at the factors for 8491.
If the factors of 8491 are only 8491 and 1, then we know that 8491 is a prime number. Otherwise, 8491 is a composite number.
To explain better, if 8491 is only divisible by 1 and 8491, then it is a prime number, and if 8491 is divisible by more than 8491 and 1, then it is a composite number.
The factors of 8491 are as follows:
1, 7, 1213, 8491
Therefore, since 8491 is divisible by more than one and itself, the answer to the
question "Is 8491 prime or composite?" is highlighted in blue below.
composite
Is 8492 prime or composite?
OK. Now you know that 8491 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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