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The greatest common denominator is infinite. The least common denominator is 45.
the greatest common factor for 45 and 27 is 9.
The common denominator of 15 and 9 is 45.
No. Prime factors of 27: 3 3 3 Prime factors of 45: 3 3 5 Both have two factors of 3, so the greatest common factor is 9.
The greatest 6-digit common multiple is 997920.