Least Common Multiple (LCM) of 168 and 149
The least common multiple (LCM) of 168 and 149 is 25032.
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 149?
First, calculate the GCD of 168 and 149 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 168 ÷ 149 = 1 remainder 19 |
| 2 | 149 ÷ 19 = 7 remainder 16 |
| 3 | 19 ÷ 16 = 1 remainder 3 |
| 4 | 16 ÷ 3 = 5 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 34 and 20 | 340 |
| 67 and 168 | 11256 |
| 147 and 63 | 441 |
| 85 and 198 | 16830 |
| 180 and 46 | 4140 |