Least Common Multiple (LCM) of 54 and 22
The least common multiple (LCM) of 54 and 22 is 594.
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 54 and 22?
First, calculate the GCD of 54 and 22 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 54 ÷ 22 = 2 remainder 10 |
| 2 | 22 ÷ 10 = 2 remainder 2 |
| 3 | 10 ÷ 2 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 160 and 83 | 13280 |
| 45 and 66 | 990 |
| 54 and 87 | 1566 |
| 118 and 129 | 15222 |
| 174 and 186 | 5394 |