To determine if 2839 is a prime number or a composite number, we simply look at the factors for 2839.
If the factors of 2839 are only 2839 and 1, then we know that 2839 is a prime number. Otherwise, 2839 is a composite number.
To explain better, if 2839 is only divisible by 1 and 2839, then it is a prime number, and if 2839 is divisible by more than 2839 and 1, then it is a composite number.
The factors of 2839 are as follows:
1, 17, 167, 2839
Therefore, since 2839 is divisible by more than one and itself, the answer to the
question "Is 2839 prime or composite?" is highlighted in blue below.
composite
Is 2840 prime or composite?
OK. Now you know that 2839 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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