To determine if 3681 is a prime number or a composite number, we simply look at the factors for 3681.
If the factors of 3681 are only 3681 and 1, then we know that 3681 is a prime number. Otherwise, 3681 is a composite number.
To explain better, if 3681 is only divisible by 1 and 3681, then it is a prime number, and if 3681 is divisible by more than 3681 and 1, then it is a composite number.
The factors of 3681 are as follows:
1, 3, 9, 409, 1227, 3681
Therefore, since 3681 is divisible by more than one and itself, the answer to the
question "Is 3681 prime or composite?" is highlighted in blue below.
composite
Is 3682 prime or composite?
OK. Now you know that 3681 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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