Least Common Multiple (LCM) of 115 and 36
The least common multiple (LCM) of 115 and 36 is 4140.
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 36?
First, calculate the GCD of 115 and 36 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 115 ÷ 36 = 3 remainder 7 |
| 2 | 36 ÷ 7 = 5 remainder 1 |
| 3 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 72 | 2952 |
| 121 and 146 | 17666 |
| 49 and 38 | 1862 |
| 33 and 69 | 759 |
| 50 and 187 | 9350 |