To determine if 6665 is a prime number or a composite number, we simply look at the factors for 6665.
If the factors of 6665 are only 6665 and 1, then we know that 6665 is a prime number. Otherwise, 6665 is a composite number.
To explain better, if 6665 is only divisible by 1 and 6665, then it is a prime number, and if 6665 is divisible by more than 6665 and 1, then it is a composite number.
The factors of 6665 are as follows:
1, 5, 31, 43, 155, 215, 1333, 6665
Therefore, since 6665 is divisible by more than one and itself, the answer to the
question "Is 6665 prime or composite?" is highlighted in blue below.
composite
Is 6666 prime or composite?
OK. Now you know that 6665 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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