Least Common Multiple (LCM) of 125 and 74
The least common multiple (LCM) of 125 and 74 is 9250.
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 125 and 74?
First, calculate the GCD of 125 and 74 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 125 ÷ 74 = 1 remainder 51 |
| 2 | 74 ÷ 51 = 1 remainder 23 |
| 3 | 51 ÷ 23 = 2 remainder 5 |
| 4 | 23 ÷ 5 = 4 remainder 3 |
| 5 | 5 ÷ 3 = 1 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 180 and 60 | 180 |
| 101 and 178 | 17978 |
| 100 and 32 | 800 |
| 138 and 67 | 9246 |
| 66 and 85 | 5610 |