Least Common Multiple (LCM) of 124 and 38
The least common multiple (LCM) of 124 and 38 is 2356.
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 124 and 38?
First, calculate the GCD of 124 and 38 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 124 ÷ 38 = 3 remainder 10 |
| 2 | 38 ÷ 10 = 3 remainder 8 |
| 3 | 10 ÷ 8 = 1 remainder 2 |
| 4 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 124 and 135 | 16740 |
| 188 and 65 | 12220 |
| 66 and 27 | 594 |
| 145 and 93 | 13485 |
| 160 and 88 | 1760 |