Least Common Multiple (LCM) of 140 and 82
The least common multiple (LCM) of 140 and 82 is 5740.
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 140 and 82?
First, calculate the GCD of 140 and 82 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 140 ÷ 82 = 1 remainder 58 |
| 2 | 82 ÷ 58 = 1 remainder 24 |
| 3 | 58 ÷ 24 = 2 remainder 10 |
| 4 | 24 ÷ 10 = 2 remainder 4 |
| 5 | 10 ÷ 4 = 2 remainder 2 |
| 6 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 119 and 121 | 14399 |
| 168 and 176 | 3696 |
| 70 and 172 | 6020 |
| 117 and 183 | 7137 |
| 123 and 67 | 8241 |