Find the HCF of 54,72 and 90 by prime factorisation method – InterviewSolution

1.	Find the HCF of 54,72 and 90 by prime factorisation method
Answer» 18Step-by-step explanation:54 = 2 ×3 ×3 ×3 72 = 2 ×2 ×2 ×3 ×3 90 = 2 ×3 ×3 ×5 =2 x3 x3 =18HCF of 54, 72 and 90 by prime FACTORIZATION METHOD is 18.

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