What is the HCF of 121 and 120

1.	What is the HCF of 121 and 120
Answer» Yes this is right factors of 120120 = 2×2×2×3×5×1factors of 121121= 11×11×1multiply all the common prime factors by the lowest exponents,but these two numbers have no common prime factors.common factors of 120 and 121 is only 1therefore ,HCF of 120 and 121 is 1hence,HCF of 120 and 121 = 1\xa0

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