H.C.F. of co-prime numbers 4 and 15 was found as follows by factorizat – InterviewSolution

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1.	H.C.F. of co-prime numbers 4 and 15 was found as follows by factorization:4 = 2 x 2 and 15 = 3 x 5 since there is no common prime factor, so H.C.F. of 4 and 15 is 0. Is the answer correct? If not, what is the correct H.C.F.?
Answer» No. The correct H.C.F. is 1.

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