What is the LCM of 84 and 1680?
The LCM of 84 and 1680 is 1680.
Steps to find LCM
- Find the prime factorization of 84
84 = 2 × 2 × 3 × 7 - Find the prime factorization of 1680
1680 = 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 × 3 × 5 × 7 - LCM = 1680
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Find least common multiple (LCM) of: 168 & 3360 42 & 840 252 & 5040 28 & 560 420 & 8400 12 & 240 168 & 1680 84 & 3360 252 & 1680 84 & 5040 420 & 1680 84 & 8400 588 & 1680
LCM Calculator
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