Least Common Multiple (LCM) of 195 and 180
The least common multiple (LCM) of 195 and 180 is 2340.
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 195 and 180?
First, calculate the GCD of 195 and 180 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 195 ÷ 180 = 1 remainder 15 |
| 2 | 180 ÷ 15 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 17 and 107 | 1819 |
| 170 and 198 | 16830 |
| 72 and 156 | 936 |
| 60 and 105 | 420 |
| 164 and 185 | 30340 |