To determine if 7979 is a prime number or a composite number, we simply look at the factors for 7979.
If the factors of 7979 are only 7979 and 1, then we know that 7979 is a prime number. Otherwise, 7979 is a composite number.
To explain better, if 7979 is only divisible by 1 and 7979, then it is a prime number, and if 7979 is divisible by more than 7979 and 1, then it is a composite number.
The factors of 7979 are as follows:
1, 79, 101, 7979
Therefore, since 7979 is divisible by more than one and itself, the answer to the
question "Is 7979 prime or composite?" is highlighted in blue below.
composite
Is 7980 prime or composite?
OK. Now you know that 7979 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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