Least Common Multiple (LCM) of 180 and 131
The least common multiple (LCM) of 180 and 131 is 23580.
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 180 and 131?
First, calculate the GCD of 180 and 131 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 180 ÷ 131 = 1 remainder 49 |
| 2 | 131 ÷ 49 = 2 remainder 33 |
| 3 | 49 ÷ 33 = 1 remainder 16 |
| 4 | 33 ÷ 16 = 2 remainder 1 |
| 5 | 16 ÷ 1 = 16 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 151 and 25 | 3775 |
| 51 and 66 | 1122 |
| 137 and 14 | 1918 |
| 83 and 108 | 8964 |
| 174 and 79 | 13746 |