What is the LCM of 1080 and 720?
The LCM of 1080 and 720 is 2160.
Steps to find LCM
- Find the prime factorization of 1080
1080 = 2 × 2 × 2 × 3 × 3 × 3 × 5 - Find the prime factorization of 720
720 = 2 × 2 × 2 × 2 × 3 × 3 × 5 - 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 × 3 × 3 × 3 × 5 - LCM = 2160
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Find least common multiple (LCM) of: 2160 & 1440 540 & 360 3240 & 2160 360 & 240 5400 & 3600 216 & 144 7560 & 5040 2160 & 720 1080 & 1440 3240 & 720 1080 & 2160 5400 & 720 1080 & 3600 7560 & 720 1080 & 5040
LCM Calculator
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