Least Common Multiple (LCM) of 86 and 108
The least common multiple (LCM) of 86 and 108 is 4644.
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 108?
First, calculate the GCD of 86 and 108 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 86 ÷ 108 = 0 remainder 86 |
| 2 | 108 ÷ 86 = 1 remainder 22 |
| 3 | 86 ÷ 22 = 3 remainder 20 |
| 4 | 22 ÷ 20 = 1 remainder 2 |
| 5 | 20 ÷ 2 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 148 and 145 | 21460 |
| 46 and 21 | 966 |
| 158 and 32 | 2528 |
| 35 and 30 | 210 |
| 176 and 127 | 22352 |