The highest common factor (HCF) of 48 and 72 is 24. To find the HCF, you can list the factors of each number and identify the largest number that both 48 and 72 share. The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48, while the factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. The largest number that appears in both lists is 24, making it the HCF.
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The answer is three (3).
48 = 2x3x2x2x2 (prime factors)
72 = 3x3x2x2x2 (prime factors)
The GCF is 8.
72 and 264's highest common factor is 24.
The Greatest Common Factor (GCF) is: 36
72
The GCF of 48, 56, 64, and 72 is 8