What is the LCM of 84 and 1890?
The LCM of 84 and 1890 is 3780.
Steps to find LCM
- Find the prime factorization of 84
84 = 2 × 2 × 3 × 7 - Find the prime factorization of 1890
1890 = 2 × 3 × 3 × 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 × 3 × 3 × 3 × 5 × 7 - LCM = 3780
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Find least common multiple (LCM) of: 168 & 3780 42 & 945 252 & 5670 28 & 630 420 & 9450 12 & 270 168 & 1890 84 & 3780 252 & 1890 84 & 5670 420 & 1890 84 & 9450 588 & 1890
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