To determine if 6388 is a prime number or a composite number, we simply look at the factors for 6388.
If the factors of 6388 are only 6388 and 1, then we know that 6388 is a prime number. Otherwise, 6388 is a composite number.
To explain better, if 6388 is only divisible by 1 and 6388, then it is a prime number, and if 6388 is divisible by more than 6388 and 1, then it is a composite number.
The factors of 6388 are as follows:
1, 2, 4, 1597, 3194, 6388
Therefore, since 6388 is divisible by more than one and itself, the answer to the
question "Is 6388 prime or composite?" is highlighted in blue below.
composite
Is 6389 prime or composite?
OK. Now you know that 6388 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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