To determine if 7942 is a prime number or a composite number, we simply look at the factors for 7942.
If the factors of 7942 are only 7942 and 1, then we know that 7942 is a prime number. Otherwise, 7942 is a composite number.
To explain better, if 7942 is only divisible by 1 and 7942, then it is a prime number, and if 7942 is divisible by more than 7942 and 1, then it is a composite number.
The factors of 7942 are as follows:
1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942
Therefore, since 7942 is divisible by more than one and itself, the answer to the
question "Is 7942 prime or composite?" is highlighted in blue below.
composite
Is 7943 prime or composite?
OK. Now you know that 7942 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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