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The GCF of 6840 and 648 is 72.
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Find HCF of: 3420 & 324 2280 & 216 6840 & 1296 6840 & 1944 6840 & 3240 6840 & 4536
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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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