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The GCF of 640 and 2001 is 1.
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Find HCF of: 1280 & 4002 1920 & 6003 1280 & 2001 640 & 4002 1920 & 2001 640 & 6003 3200 & 2001 4480 & 2001
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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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