Least Common Multiple (LCM) of 86 and 124
The least common multiple (LCM) of 86 and 124 is 5332.
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 86 and 124?
First, calculate the GCD of 86 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 86 ÷ 124 = 0 remainder 86 |
| 2 | 124 ÷ 86 = 1 remainder 38 |
| 3 | 86 ÷ 38 = 2 remainder 10 |
| 4 | 38 ÷ 10 = 3 remainder 8 |
| 5 | 10 ÷ 8 = 1 remainder 2 |
| 6 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 149 and 49 | 7301 |
| 27 and 185 | 4995 |
| 116 and 64 | 1856 |
| 186 and 91 | 16926 |
| 128 and 160 | 640 |