Least Common Multiple (LCM) of 170 and 190
The least common multiple (LCM) of 170 and 190 is 3230.
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 170 and 190?
First, calculate the GCD of 170 and 190 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 170 ÷ 190 = 0 remainder 170 |
| 2 | 190 ÷ 170 = 1 remainder 20 |
| 3 | 170 ÷ 20 = 8 remainder 10 |
| 4 | 20 ÷ 10 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 54 and 25 | 1350 |
| 40 and 186 | 3720 |
| 12 and 126 | 252 |
| 159 and 114 | 6042 |
| 123 and 119 | 14637 |