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The GCF of 3900 and 4000 is 100.
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Find HCF of: 7800 & 8000 1950 & 2000 780 & 800 7800 & 4000 3900 & 8000
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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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