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The LCM of 6, 12, and 18 is 36.

Prime factorise each number in power format:

6: 2 x 3

12: 2² x 3

18: 2 x 3²

Take the product of the all the primes to their highest powers across all the numbers:

2² x 3² = 36

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7y ago
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Wiki User

8y ago

LCM(18, 6, 12) = 36.

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Wiki User

11y ago

36

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Q: What is the least common multiple of 12 18 and 6?
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