To determine if 7863 is a prime number or a composite number, we simply look at the factors for 7863.
If the factors of 7863 are only 7863 and 1, then we know that 7863 is a prime number. Otherwise, 7863 is a composite number.
To explain better, if 7863 is only divisible by 1 and 7863, then it is a prime number, and if 7863 is divisible by more than 7863 and 1, then it is a composite number.
The factors of 7863 are as follows:
1, 3, 2621, 7863
Therefore, since 7863 is divisible by more than one and itself, the answer to the
question "Is 7863 prime or composite?" is highlighted in blue below.
composite
Is 7864 prime or composite?
OK. Now you know that 7863 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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