Answer:

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HCF of 24, 36 and 40 by Prime Factorization

Prime factorization of 24, 36 and 40 is (2 × 2 × 2 × 3), (2 × 2 × 3 × 3) and (2 × 2 × 2 × 5) respectively. As visible, 24, 36 and 40 have common prime factors. Hence, the HCF of 24, 36 and 40 is 2 × 2 = 4.

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