To determine if 6387 is a prime number or a composite number, we simply look at the factors for 6387.
If the factors of 6387 are only 6387 and 1, then we know that 6387 is a prime number. Otherwise, 6387 is a composite number.
To explain better, if 6387 is only divisible by 1 and 6387, then it is a prime number, and if 6387 is divisible by more than 6387 and 1, then it is a composite number.
The factors of 6387 are as follows:
1, 3, 2129, 6387
Therefore, since 6387 is divisible by more than one and itself, the answer to the
question "Is 6387 prime or composite?" is highlighted in blue below.
composite
Is 6388 prime or composite?
OK. Now you know that 6387 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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