To determine if 3938 is a prime number or a composite number, we simply look at the factors for 3938.
If the factors of 3938 are only 3938 and 1, then we know that 3938 is a prime number. Otherwise, 3938 is a composite number.
To explain better, if 3938 is only divisible by 1 and 3938, then it is a prime number, and if 3938 is divisible by more than 3938 and 1, then it is a composite number.
The factors of 3938 are as follows:
1, 2, 11, 22, 179, 358, 1969, 3938
Therefore, since 3938 is divisible by more than one and itself, the answer to the
question "Is 3938 prime or composite?" is highlighted in blue below.
composite
Is 3939 prime or composite?
OK. Now you know that 3938 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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