Least Common Multiple (LCM) of 126 and 170
The least common multiple (LCM) of 126 and 170 is 10710.
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 126 and 170?
First, calculate the GCD of 126 and 170 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 170 = 0 remainder 126 |
| 2 | 170 ÷ 126 = 1 remainder 44 |
| 3 | 126 ÷ 44 = 2 remainder 38 |
| 4 | 44 ÷ 38 = 1 remainder 6 |
| 5 | 38 ÷ 6 = 6 remainder 2 |
| 6 | 6 ÷ 2 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 108 and 157 | 16956 |
| 14 and 77 | 154 |
| 96 and 152 | 1824 |
| 55 and 172 | 9460 |
| 126 and 20 | 1260 |