To determine if 7443 is a prime number or a composite number, we simply look at the factors for 7443.
If the factors of 7443 are only 7443 and 1, then we know that 7443 is a prime number. Otherwise, 7443 is a composite number.
To explain better, if 7443 is only divisible by 1 and 7443, then it is a prime number, and if 7443 is divisible by more than 7443 and 1, then it is a composite number.
The factors of 7443 are as follows:
1, 3, 9, 827, 2481, 7443
Therefore, since 7443 is divisible by more than one and itself, the answer to the
question "Is 7443 prime or composite?" is highlighted in blue below.
composite
Is 7444 prime or composite?
OK. Now you know that 7443 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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