Least Common Multiple (LCM) of 41 and 38
The least common multiple (LCM) of 41 and 38 is 1558.
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 38?
First, calculate the GCD of 41 and 38 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 41 ÷ 38 = 1 remainder 3 |
| 2 | 38 ÷ 3 = 12 remainder 2 |
| 3 | 3 ÷ 2 = 1 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 61 and 172 | 10492 |
| 29 and 131 | 3799 |
| 55 and 196 | 10780 |
| 161 and 21 | 483 |
| 122 and 179 | 21838 |