What is the HCF of 49 84 and 91?

Answer 1

The GCF is 7.

Answer 2

The Highest Common Factor (HCF) of 49, 84, and 91 is 7. To find the HCF, you need to factorize each number into its prime factors. The prime factorization of 49 is 7 x 7, 84 is 2 x 2 x 3 x 7, and 91 is 7 x 13. The HCF is the product of the common prime factors raised to the lowest power they appear in any of the numbers, which in this case is 7.