Least Common Multiple (LCM) of 168 and 111
The least common multiple (LCM) of 168 and 111 is 6216.
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 168 and 111?
First, calculate the GCD of 168 and 111 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 168 ÷ 111 = 1 remainder 57 |
| 2 | 111 ÷ 57 = 1 remainder 54 |
| 3 | 57 ÷ 54 = 1 remainder 3 |
| 4 | 54 ÷ 3 = 18 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 20 and 52 | 260 |
| 34 and 139 | 4726 |
| 55 and 44 | 220 |
| 112 and 28 | 112 |
| 199 and 103 | 20497 |