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The GCF of 1680 and 810 is 30.
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Find HCF of: 3360 & 1620 840 & 405 5040 & 2430 560 & 270 8400 & 4050 336 & 162 3360 & 810 1680 & 1620 5040 & 810 1680 & 2430 8400 & 810 1680 & 4050 1680 & 5670
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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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