To determine if 7843 is a prime number or a composite number, we simply look at the factors for 7843.
If the factors of 7843 are only 7843 and 1, then we know that 7843 is a prime number. Otherwise, 7843 is a composite number.
To explain better, if 7843 is only divisible by 1 and 7843, then it is a prime number, and if 7843 is divisible by more than 7843 and 1, then it is a composite number.
The factors of 7843 are as follows:
1, 11, 23, 31, 253, 341, 713, 7843
Therefore, since 7843 is divisible by more than one and itself, the answer to the
question "Is 7843 prime or composite?" is highlighted in blue below.
composite
Is 7844 prime or composite?
OK. Now you know that 7843 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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