What is the LCM of 20 and 27?
The LCM of 20 and 27 is 540.
Steps to find LCM
- Find the prime factorization of 20
20 = 2 × 2 × 5 - Find the prime factorization of 27
27 = 3 × 3 × 3 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 3 × 3 × 3 × 5 - LCM = 540
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Find least common multiple (LCM) of: 40 & 54 60 & 81 100 & 135 140 & 189 40 & 27 20 & 54 60 & 27 20 & 81 100 & 27 20 & 135 140 & 27 20 & 189
LCM Calculator
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