Least Common Multiple (LCM) of 190 and 45
The least common multiple (LCM) of 190 and 45 is 1710.
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 190 and 45?
First, calculate the GCD of 190 and 45 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 190 ÷ 45 = 4 remainder 10 |
| 2 | 45 ÷ 10 = 4 remainder 5 |
| 3 | 10 ÷ 5 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 121 and 44 | 484 |
| 65 and 57 | 3705 |
| 126 and 30 | 630 |
| 13 and 117 | 117 |
| 118 and 128 | 7552 |