Least Common Multiple (LCM) of 125 and 73
The least common multiple (LCM) of 125 and 73 is 9125.
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 73?
First, calculate the GCD of 125 and 73 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 125 ÷ 73 = 1 remainder 52 |
| 2 | 73 ÷ 52 = 1 remainder 21 |
| 3 | 52 ÷ 21 = 2 remainder 10 |
| 4 | 21 ÷ 10 = 2 remainder 1 |
| 5 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 52 and 26 | 52 |
| 19 and 134 | 2546 |
| 121 and 89 | 10769 |
| 27 and 90 | 270 |
| 186 and 140 | 13020 |