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The LCM of 3 and 13 is 39.
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Find least common multiple (LCM) of: 6 & 26 9 & 39 15 & 65 21 & 91 6 & 13 3 & 26 9 & 13 3 & 39 15 & 13 3 & 65 21 & 13 3 & 91
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