To determine if 9873 is a prime number or a composite number, we simply look at the factors for 9873.
If the factors of 9873 are only 9873 and 1, then we know that 9873 is a prime number. Otherwise, 9873 is a composite number.
To explain better, if 9873 is only divisible by 1 and 9873, then it is a prime number, and if 9873 is divisible by more than 9873 and 1, then it is a composite number.
The factors of 9873 are as follows:
1, 3, 9, 1097, 3291, 9873
Therefore, since 9873 is divisible by more than one and itself, the answer to the
question "Is 9873 prime or composite?" is highlighted in blue below.
composite
Is 9874 prime or composite?
OK. Now you know that 9873 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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