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The LCM of 42 and 1920 is 13440.
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Find least common multiple (LCM) of: 84 & 3840 21 & 960 126 & 5760 14 & 640 210 & 9600 84 & 1920 42 & 3840 126 & 1920 42 & 5760 210 & 1920 42 & 9600 294 & 1920
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