To determine if 7865 is a prime number or a composite number, we simply look at the factors for 7865.
If the factors of 7865 are only 7865 and 1, then we know that 7865 is a prime number. Otherwise, 7865 is a composite number.
To explain better, if 7865 is only divisible by 1 and 7865, then it is a prime number, and if 7865 is divisible by more than 7865 and 1, then it is a composite number.
The factors of 7865 are as follows:
1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865
Therefore, since 7865 is divisible by more than one and itself, the answer to the
question "Is 7865 prime or composite?" is highlighted in blue below.
composite
Is 7866 prime or composite?
OK. Now you know that 7865 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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