Least Common Multiple (LCM) of 161 and 82
The least common multiple (LCM) of 161 and 82 is 13202.
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 161 and 82?
First, calculate the GCD of 161 and 82 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 161 ÷ 82 = 1 remainder 79 |
| 2 | 82 ÷ 79 = 1 remainder 3 |
| 3 | 79 ÷ 3 = 26 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 119 and 99 | 11781 |
| 198 and 52 | 5148 |
| 114 and 178 | 10146 |
| 168 and 66 | 1848 |
| 163 and 199 | 32437 |