Least Common Multiple (LCM) of 187 and 45
The least common multiple (LCM) of 187 and 45 is 8415.
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 187 and 45?
First, calculate the GCD of 187 and 45 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 187 ÷ 45 = 4 remainder 7 |
| 2 | 45 ÷ 7 = 6 remainder 3 |
| 3 | 7 ÷ 3 = 2 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 165 and 150 | 1650 |
| 145 and 190 | 5510 |
| 67 and 149 | 9983 |
| 105 and 179 | 18795 |
| 71 and 39 | 2769 |