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The GCF of 645 and 255 is 15.
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Find HCF of: 1290 & 510 1935 & 765 215 & 85 3225 & 1275 129 & 51 4515 & 1785 1290 & 255 645 & 510 1935 & 255 645 & 765 3225 & 255 645 & 1275 4515 & 255 645 & 1785
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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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