Least Common Multiple (LCM) of 84 and 187
The least common multiple (LCM) of 84 and 187 is 15708.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 84 and 187?
First, calculate the GCD of 84 and 187 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 84 ÷ 187 = 0 remainder 84 |
| 2 | 187 ÷ 84 = 2 remainder 19 |
| 3 | 84 ÷ 19 = 4 remainder 8 |
| 4 | 19 ÷ 8 = 2 remainder 3 |
| 5 | 8 ÷ 3 = 2 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 167 | 32732 |
| 123 and 197 | 24231 |
| 81 and 189 | 567 |
| 129 and 192 | 8256 |
| 187 and 31 | 5797 |