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HCF(40, 63) = 1
The HCF of 40 & 12 is... 4
The GCF is 8.
The Highest Common Factor (HCF) of 45 and 40 is 5. To find the HCF, you need to determine the largest number that divides both 45 and 40 without leaving a remainder. The factors of 45 are 1, 3, 5, 9, 15, and 45, while the factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40. The largest number that appears in both lists is 5, making it the HCF of 45 and 40.