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The LCM of 9 and 640 is 5760.
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Find least common multiple (LCM) of: 18 & 1280 27 & 1920 45 & 3200 63 & 4480 18 & 640 9 & 1280 27 & 640 9 & 1920 45 & 640 9 & 3200 63 & 640 9 & 4480
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