Least Common Multiple (LCM) of 181 and 169
The least common multiple (LCM) of 181 and 169 is 30589.
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 169?
First, calculate the GCD of 181 and 169 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 181 ÷ 169 = 1 remainder 12 |
| 2 | 169 ÷ 12 = 14 remainder 1 |
| 3 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 150 | 2100 |
| 88 and 12 | 264 |
| 186 and 29 | 5394 |
| 28 and 31 | 868 |
| 131 and 78 | 10218 |