Least Common Multiple (LCM) of 50 and 27
The least common multiple (LCM) of 50 and 27 is 1350.
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 50 and 27?
First, calculate the GCD of 50 and 27 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 50 ÷ 27 = 1 remainder 23 |
| 2 | 27 ÷ 23 = 1 remainder 4 |
| 3 | 23 ÷ 4 = 5 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 122 and 177 | 21594 |
| 180 and 89 | 16020 |
| 60 and 118 | 3540 |
| 79 and 29 | 2291 |
| 138 and 140 | 9660 |