What are the LCM and HCF (by prime factorisation method) of 6, 72 and 120?
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Prime Factorization and Division Method For HCF. The two principal methods which are used to find the LCM (Least Common Multiple) and the HCF (Highest Common Factor) of the numbers are the Prime Factorization Method and Division Method.
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❤HCF of 6, 72 and 120 by Prime Factorization
Prime factorization of 6, 72 and 120 is (2 × 3), (2 × 2 × 2 × 3 × 3) and (2 × 2 × 2 × 3 × 5) respectively. As visible, 6, 72 and 120 have common prime factors. Hence, the HCF of 6, 72 and 120 is 2 × 3 = 6.❤
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