To determine if 9903 is a prime number or a composite number, we simply look at the factors for 9903.
If the factors of 9903 are only 9903 and 1, then we know that 9903 is a prime number. Otherwise, 9903 is a composite number.
To explain better, if 9903 is only divisible by 1 and 9903, then it is a prime number, and if 9903 is divisible by more than 9903 and 1, then it is a composite number.
The factors of 9903 are as follows:
1, 3, 3301, 9903
Therefore, since 9903 is divisible by more than one and itself, the answer to the
question "Is 9903 prime or composite?" is highlighted in blue below.
composite
Is 9904 prime or composite?
OK. Now you know that 9903 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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