To determine if 3789 is a prime number or a composite number, we simply look at the factors for 3789.
If the factors of 3789 are only 3789 and 1, then we know that 3789 is a prime number. Otherwise, 3789 is a composite number.
To explain better, if 3789 is only divisible by 1 and 3789, then it is a prime number, and if 3789 is divisible by more than 3789 and 1, then it is a composite number.
The factors of 3789 are as follows:
1, 3, 9, 421, 1263, 3789
Therefore, since 3789 is divisible by more than one and itself, the answer to the
question "Is 3789 prime or composite?" is highlighted in blue below.
composite
Is 3790 prime or composite?
OK. Now you know that 3789 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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