Least Common Multiple (LCM) of 187 and 189
The least common multiple (LCM) of 187 and 189 is 35343.
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 189?
First, calculate the GCD of 187 and 189 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 187 ÷ 189 = 0 remainder 187 |
| 2 | 189 ÷ 187 = 1 remainder 2 |
| 3 | 187 ÷ 2 = 93 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 103 and 126 | 12978 |
| 51 and 57 | 969 |
| 138 and 38 | 2622 |
| 73 and 192 | 14016 |
| 162 and 190 | 15390 |