Least Common Multiple (LCM) of 125 and 63
The least common multiple (LCM) of 125 and 63 is 7875.
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 63?
First, calculate the GCD of 125 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 125 ÷ 63 = 1 remainder 62 |
| 2 | 63 ÷ 62 = 1 remainder 1 |
| 3 | 62 ÷ 1 = 62 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 40 and 65 | 520 |
| 54 and 114 | 1026 |
| 127 and 21 | 2667 |
| 83 and 121 | 10043 |
| 167 and 142 | 23714 |