Solutions by everydaycalculation.com

The LCM of 324 and 6720 is 181440.

- Find the prime factorization of 324

324 = 2 × 2 × 3 × 3 × 3 × 3 - Find the prime factorization of 6720

6720 = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 - LCM =
**181440**

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Find least common multiple (LCM) of: 162 & 3360 108 & 2240 648 & 6720 972 & 6720 1620 & 6720 2268 & 6720

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