Least Common Multiple (LCM) of 187 and 147
The least common multiple (LCM) of 187 and 147 is 27489.
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 147?
First, calculate the GCD of 187 and 147 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 187 ÷ 147 = 1 remainder 40 |
| 2 | 147 ÷ 40 = 3 remainder 27 |
| 3 | 40 ÷ 27 = 1 remainder 13 |
| 4 | 27 ÷ 13 = 2 remainder 1 |
| 5 | 13 ÷ 1 = 13 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 171 and 31 | 5301 |
| 65 and 80 | 1040 |
| 154 and 39 | 6006 |
| 43 and 99 | 4257 |
| 140 and 91 | 1820 |