Least Common Multiple (LCM) of 115 and 122
The least common multiple (LCM) of 115 and 122 is 14030.
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 115 and 122?
First, calculate the GCD of 115 and 122 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 115 ÷ 122 = 0 remainder 115 |
| 2 | 122 ÷ 115 = 1 remainder 7 |
| 3 | 115 ÷ 7 = 16 remainder 3 |
| 4 | 7 ÷ 3 = 2 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 166 and 43 | 7138 |
| 108 and 117 | 1404 |
| 146 and 173 | 25258 |
| 186 and 168 | 5208 |
| 175 and 125 | 875 |