Least Common Multiple (LCM) of 66 and 124
The least common multiple (LCM) of 66 and 124 is 4092.
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 124?
First, calculate the GCD of 66 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 66 ÷ 124 = 0 remainder 66 |
| 2 | 124 ÷ 66 = 1 remainder 58 |
| 3 | 66 ÷ 58 = 1 remainder 8 |
| 4 | 58 ÷ 8 = 7 remainder 2 |
| 5 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 48 and 170 | 4080 |
| 32 and 172 | 1376 |
| 45 and 59 | 2655 |
| 76 and 156 | 2964 |
| 107 and 164 | 17548 |