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The GCF of 640 and 3840 is 640.
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Find HCF of: 1280 & 7680 320 & 1920 128 & 768 1280 & 3840 640 & 7680 1920 & 3840 3200 & 3840 4480 & 3840
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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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