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The GCF of 20 and 128 is 4.
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Find HCF of: 40 & 256 10 & 64 60 & 384 100 & 640 140 & 896 40 & 128 20 & 256 60 & 128 20 & 384 100 & 128 20 & 640 140 & 128 20 & 896
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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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