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The LCM of 3 and 39 is 39.
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Find least common multiple (LCM) of: 6 & 78 9 & 117 1 & 13 15 & 195 21 & 273 6 & 39 3 & 78 9 & 39 3 & 117 15 & 39 3 & 195 21 & 39 3 & 273
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