To determine if 7915 is a prime number or a composite number, we simply look at the factors for 7915.
If the factors of 7915 are only 7915 and 1, then we know that 7915 is a prime number. Otherwise, 7915 is a composite number.
To explain better, if 7915 is only divisible by 1 and 7915, then it is a prime number, and if 7915 is divisible by more than 7915 and 1, then it is a composite number.
The factors of 7915 are as follows:
1, 5, 1583, 7915
Therefore, since 7915 is divisible by more than one and itself, the answer to the
question "Is 7915 prime or composite?" is highlighted in blue below.
composite
Is 7916 prime or composite?
OK. Now you know that 7915 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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