To determine if 6521 is a prime number or a composite number, we simply look at the factors for 6521.
If the factors of 6521 are only 6521 and 1, then we know that 6521 is a prime number. Otherwise, 6521 is a composite number.
To explain better, if 6521 is only divisible by 1 and 6521, then it is a prime number, and if 6521 is divisible by more than 6521 and 1, then it is a composite number.
The factors of 6521 are as follows:
1, 6521
Therefore, since 6521 is divisible by only one and itself, the answer to the
question "Is 6521 prime or composite?" is highlighted in blue below.
prime
Is 6522 prime or composite?
OK. Now you know that 6521 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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