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The GCF of 140 and 6420 is 20.
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Find HCF of: 70 & 3210 28 & 1284 280 & 6420 420 & 6420 700 & 6420 980 & 6420
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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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