Least Common Multiple (LCM) of 171 and 169
The least common multiple (LCM) of 171 and 169 is 28899.
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 171 and 169?
First, calculate the GCD of 171 and 169 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 171 ÷ 169 = 1 remainder 2 |
| 2 | 169 ÷ 2 = 84 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 39 and 183 | 2379 |
| 136 and 37 | 5032 |
| 100 and 119 | 11900 |
| 78 and 20 | 780 |
| 72 and 32 | 288 |