Least Common Multiple (LCM) of 25 and 131
The least common multiple (LCM) of 25 and 131 is 3275.
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 25 and 131?
First, calculate the GCD of 25 and 131 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 25 ÷ 131 = 0 remainder 25 |
| 2 | 131 ÷ 25 = 5 remainder 6 |
| 3 | 25 ÷ 6 = 4 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 133 and 11 | 1463 |
| 84 and 140 | 420 |
| 191 and 20 | 3820 |
| 20 and 106 | 1060 |
| 47 and 55 | 2585 |