To determine if 1579 is a prime number or a composite number, we simply look at the factors for 1579.
If the factors of 1579 are only 1579 and 1, then we know that 1579 is a prime number. Otherwise, 1579 is a composite number.
To explain better, if 1579 is only divisible by 1 and 1579, then it is a prime number, and if 1579 is divisible by more than 1579 and 1, then it is a composite number.
The factors of 1579 are as follows:
1, 1579
Therefore, since 1579 is divisible by only one and itself, the answer to the
question "Is 1579 prime or composite?" is highlighted in blue below.
prime
Is 1580 prime or composite?
OK. Now you know that 1579 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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