It is composite.
291 = 3 X 97 and so therefore is a composite number.
The prime factorization of 291 is 3x97.
291 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
The digits of 291 add to 12 which is divisible by 3. So 291 is divisible by 3 so it cannot be prime.
composite because it has more than two factors
composite 3 X 97 = 291 Save
Composite, because it's divisible by 3.291 is a composite number because it has more than two factors
No 291 is not a prime number