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The LCM of 81 and 4 is 324.
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Find least common multiple (LCM) of: 162 & 8 243 & 12 405 & 20 567 & 28 162 & 4 81 & 8 243 & 4 81 & 12 405 & 4 81 & 20 567 & 4 81 & 28
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