Least Common Multiple (LCM) of 127 and 38
The least common multiple (LCM) of 127 and 38 is 4826.
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 127 and 38?
First, calculate the GCD of 127 and 38 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 127 ÷ 38 = 3 remainder 13 |
| 2 | 38 ÷ 13 = 2 remainder 12 |
| 3 | 13 ÷ 12 = 1 remainder 1 |
| 4 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 163 and 187 | 30481 |
| 172 and 124 | 5332 |
| 32 and 84 | 672 |
| 153 and 184 | 28152 |
| 100 and 39 | 3900 |