To determine if 3929 is a prime number or a composite number, we simply look at the factors for 3929.
If the factors of 3929 are only 3929 and 1, then we know that 3929 is a prime number. Otherwise, 3929 is a composite number.
To explain better, if 3929 is only divisible by 1 and 3929, then it is a prime number, and if 3929 is divisible by more than 3929 and 1, then it is a composite number.
The factors of 3929 are as follows:
1, 3929
Therefore, since 3929 is divisible by only one and itself, the answer to the
question "Is 3929 prime or composite?" is highlighted in blue below.
prime
Is 3930 prime or composite?
OK. Now you know that 3929 is a prime 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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