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The GCF of 3645 and 3990 is 15.
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Find HCF of: 7290 & 7980 1215 & 1330 729 & 798 7290 & 3990 3645 & 7980
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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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