To determine if 1159 is a prime number or a composite number, we simply look at the factors for 1159.
If the factors of 1159 are only 1159 and 1, then we know that 1159 is a prime number. Otherwise, 1159 is a composite number.
To explain better, if 1159 is only divisible by 1 and 1159, then it is a prime number, and if 1159 is divisible by more than 1159 and 1, then it is a composite number.
The factors of 1159 are as follows:
1, 19, 61, 1159
Therefore, since 1159 is divisible by more than one and itself, the answer to the
question "Is 1159 prime or composite?" is highlighted in blue below.
composite
Is 1160 prime or composite?
OK. Now you know that 1159 is a composite 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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