What is the LCM of 42 and 1280?
The LCM of 42 and 1280 is 26880.
Steps to find LCM
- Find the prime factorization of 42
42 = 2 × 3 × 7 - Find the prime factorization of 1280
1280 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 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 × 2 × 2 × 2 × 2 × 3 × 5 × 7 - LCM = 26880
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Find least common multiple (LCM) of: 84 & 2560 21 & 640 126 & 3840 210 & 6400 294 & 8960 84 & 1280 42 & 2560 126 & 1280 42 & 3840 210 & 1280 42 & 6400 294 & 1280 42 & 8960
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