Solutions by everydaycalculation.com
The GCF of 420 and 1620 is 60.
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Find HCF of: 840 & 3240 210 & 810 1260 & 4860 140 & 540 2100 & 8100 84 & 324 840 & 1620 420 & 3240 1260 & 1620 420 & 4860 2100 & 1620 420 & 8100 2940 & 1620
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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