To determine if 6839 is a prime number or a composite number, we simply look at the factors for 6839.
If the factors of 6839 are only 6839 and 1, then we know that 6839 is a prime number. Otherwise, 6839 is a composite number.
To explain better, if 6839 is only divisible by 1 and 6839, then it is a prime number, and if 6839 is divisible by more than 6839 and 1, then it is a composite number.
The factors of 6839 are as follows:
1, 7, 977, 6839
Therefore, since 6839 is divisible by more than one and itself, the answer to the
question "Is 6839 prime or composite?" is highlighted in blue below.
composite
Is 6840 prime or composite?
OK. Now you know that 6839 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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