Question

Find HCF and LCM factorization method Hcf 1440 and 1280​

Answer 1

Prime factorization of 1440 and 1280

1440 = 2×2×2×2×2×3×3×5 = 2⁵×3²×5¹

1280 = 2×2×2×2×2×2×2×2×5 = 2⁸×5¹

HCF (1440,1280) = 2×2×2×2×2×5 = 160

LCM (1440,1280) = 2×2×2×2×2×2×2×2×3×3×5 = 11520

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