91 is not a Prime number. 91 is a composite number having the factors 1, 7, 13, and 91.
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91 cannot be in the prime factorization of any number because it is not a prime number itself.
They are: 90 91 92 93 94 95 and 96 which are between the prime numbers of 89 and 97
FALSE!!!! 91 is divisible by '7' Hence it is NOT a prime number.
The HCF of 21, 84 and 91 is.... 1 ! The number 91 is a prime number.