Find the HCF and LCM of 6, 72 of 120 by using the prime factorization Method.
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Factorization of 6, 72 and 120 Here, 21 × 31 are the smallest powers of the common factors 2 and 3, respectively. So, HCF (6, 72, 120) = 2 × 3 = 6 23 × 32 × 51 are the greatest powers of the prime factors 2, 3 and 5 respectively involved in the given three numbers . LCM of these three integers = 2 × 2 × 2 × 3 × 3 × 5 = 360
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