Question

what are the HCF of 81

Answer 1

Answer:

To find the HCF of 81 and 237, we will find the prime factorization of the given numbers, i.e. 81 = 3 × 3 × 3 × 3; 237 = 3 × 79. ⇒ Since 3 is the only common prime factor of 81 and 237. Hence, HCF (81, 237) = 3.

Step-by-step explanation:

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Answer 2

Answer:

we cannot take the HCF of of 1 no.