Least Common Multiple (LCM) of 66 and 187
The least common multiple (LCM) of 66 and 187 is 1122.
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 66 and 187?
First, calculate the GCD of 66 and 187 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 66 ÷ 187 = 0 remainder 66 |
| 2 | 187 ÷ 66 = 2 remainder 55 |
| 3 | 66 ÷ 55 = 1 remainder 11 |
| 4 | 55 ÷ 11 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 127 and 21 | 2667 |
| 122 and 60 | 3660 |
| 66 and 13 | 858 |
| 183 and 130 | 23790 |
| 100 and 61 | 6100 |