Least Common Multiple (LCM) of 171 and 137
The least common multiple (LCM) of 171 and 137 is 23427.
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 137?
First, calculate the GCD of 171 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 171 ÷ 137 = 1 remainder 34 |
| 2 | 137 ÷ 34 = 4 remainder 1 |
| 3 | 34 ÷ 1 = 34 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 68 and 20 | 340 |
| 130 and 192 | 12480 |
| 168 and 190 | 15960 |
| 45 and 109 | 4905 |
| 19 and 53 | 1007 |