To determine if 6397 is a prime number or a composite number, we simply look at the factors for 6397.
If the factors of 6397 are only 6397 and 1, then we know that 6397 is a prime number. Otherwise, 6397 is a composite number.
To explain better, if 6397 is only divisible by 1 and 6397, then it is a prime number, and if 6397 is divisible by more than 6397 and 1, then it is a composite number.
The factors of 6397 are as follows:
1, 6397
Therefore, since 6397 is divisible by only one and itself, the answer to the
question "Is 6397 prime or composite?" is highlighted in blue below.
prime
Is 6398 prime or composite?
OK. Now you know that 6397 is a prime 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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