Least Common Multiple (LCM) of 149 and 86
The least common multiple (LCM) of 149 and 86 is 12814.
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 149 and 86?
First, calculate the GCD of 149 and 86 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 149 ÷ 86 = 1 remainder 63 |
| 2 | 86 ÷ 63 = 1 remainder 23 |
| 3 | 63 ÷ 23 = 2 remainder 17 |
| 4 | 23 ÷ 17 = 1 remainder 6 |
| 5 | 17 ÷ 6 = 2 remainder 5 |
| 6 | 6 ÷ 5 = 1 remainder 1 |
| 7 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 199 and 117 | 23283 |
| 162 and 200 | 16200 |
| 30 and 131 | 3930 |
| 193 and 137 | 26441 |
| 192 and 128 | 384 |