Least Common Multiple (LCM) of 181 and 22
The least common multiple (LCM) of 181 and 22 is 3982.
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 181 and 22?
First, calculate the GCD of 181 and 22 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 181 ÷ 22 = 8 remainder 5 |
| 2 | 22 ÷ 5 = 4 remainder 2 |
| 3 | 5 ÷ 2 = 2 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 79 and 22 | 1738 |
| 39 and 79 | 3081 |
| 138 and 135 | 6210 |
| 160 and 76 | 3040 |
| 119 and 128 | 15232 |