Least Common Multiple (LCM) of 126 and 25
The least common multiple (LCM) of 126 and 25 is 3150.
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 126 and 25?
First, calculate the GCD of 126 and 25 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 25 = 5 remainder 1 |
| 2 | 25 ÷ 1 = 25 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 45 | 2070 |
| 45 and 164 | 7380 |
| 107 and 141 | 15087 |
| 130 and 105 | 2730 |
| 13 and 61 | 793 |