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The GCF of 4000 and 639 is 1.
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Find HCF of: 8000 & 1278 8000 & 639 4000 & 1278 4000 & 1917 4000 & 3195 4000 & 4473
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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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