To determine if 1949 is a prime number or a composite number, we simply look at the factors for 1949.
If the factors of 1949 are only 1949 and 1, then we know that 1949 is a prime number. Otherwise, 1949 is a composite number.
To explain better, if 1949 is only divisible by 1 and 1949, then it is a prime number, and if 1949 is divisible by more than 1949 and 1, then it is a composite number.
The factors of 1949 are as follows:
1, 1949
Therefore, since 1949 is divisible by only one and itself, the answer to the
question "Is 1949 prime or composite?" is highlighted in blue below.
prime
Is 1950 prime or composite?
OK. Now you know that 1949 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.
|
|
