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The GCF of 639 and 1340 is 1.
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Find HCF of: 1278 & 2680 1917 & 4020 3195 & 6700 4473 & 9380 1278 & 1340 639 & 2680 1917 & 1340 639 & 4020 3195 & 1340 639 & 6700 4473 & 1340 639 & 9380
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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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