To determine if 2689 is a prime number or a composite number, we simply look at the factors for 2689.
If the factors of 2689 are only 2689 and 1, then we know that 2689 is a prime number. Otherwise, 2689 is a composite number.
To explain better, if 2689 is only divisible by 1 and 2689, then it is a prime number, and if 2689 is divisible by more than 2689 and 1, then it is a composite number.
The factors of 2689 are as follows:
1, 2689
Therefore, since 2689 is divisible by only one and itself, the answer to the
question "Is 2689 prime or composite?" is highlighted in blue below.
prime
Is 2690 prime or composite?
OK. Now you know that 2689 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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