Least Common Multiple (LCM) of 41 and 121
The least common multiple (LCM) of 41 and 121 is 4961.
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 41 and 121?
First, calculate the GCD of 41 and 121 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 41 ÷ 121 = 0 remainder 41 |
| 2 | 121 ÷ 41 = 2 remainder 39 |
| 3 | 41 ÷ 39 = 1 remainder 2 |
| 4 | 39 ÷ 2 = 19 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 167 and 160 | 26720 |
| 121 and 141 | 17061 |
| 151 and 100 | 15100 |
| 200 and 154 | 15400 |
| 128 and 68 | 2176 |