Least Common Multiple (LCM) of 27 and 195
The least common multiple (LCM) of 27 and 195 is 1755.
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 27 and 195?
First, calculate the GCD of 27 and 195 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 27 ÷ 195 = 0 remainder 27 |
| 2 | 195 ÷ 27 = 7 remainder 6 |
| 3 | 27 ÷ 6 = 4 remainder 3 |
| 4 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 42 | 1722 |
| 64 and 94 | 3008 |
| 192 and 80 | 960 |
| 134 and 189 | 25326 |
| 50 and 126 | 3150 |