To determine if 2389 is a prime number or a composite number, we simply look at the factors for 2389.
If the factors of 2389 are only 2389 and 1, then we know that 2389 is a prime number. Otherwise, 2389 is a composite number.
To explain better, if 2389 is only divisible by 1 and 2389, then it is a prime number, and if 2389 is divisible by more than 2389 and 1, then it is a composite number.
The factors of 2389 are as follows:
1, 2389
Therefore, since 2389 is divisible by only one and itself, the answer to the
question "Is 2389 prime or composite?" is highlighted in blue below.
prime
Is 2390 prime or composite?
OK. Now you know that 2389 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.
|
|
