91 is a Prime number.
91 is a composite number. The factors of 91 are 7 and 13.139 is a prime number13 is a prime number29 is a prime number.
91 is composite.
91 is composite. The others are prime number
91 is not a prime number. 91 is a composite number having the factors 1, 7, 13, and 91.
91 is a composite number because it has more than 2 factors
The only composite number in this list is 91. The others are prime numbers.
91 is a composite number because it has more than 2 factors
No, 91 is composite.
Only 91 is the prime number, 57 is a composite number because it is divisible by 3. ------------------------------- 57 and 91 are both composite. 57 = 19*3, and 91 = 13*7.
As a product of its prime factors: 7*13 = 91
67 is a prime number but 57 and 91 are both composite numbers
91 is a composite number. This is because composite numbers are any number that has another factor besides one and itself. Therefore, since 7 and 13 are factors of 91 that makes it a composite number.