Least Common Multiple (LCM) of 137 and 45
The least common multiple (LCM) of 137 and 45 is 6165.
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 137 and 45?
First, calculate the GCD of 137 and 45 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 137 ÷ 45 = 3 remainder 2 |
| 2 | 45 ÷ 2 = 22 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 23 and 128 | 2944 |
| 146 and 151 | 22046 |
| 78 and 136 | 5304 |
| 181 and 163 | 29503 |
| 169 and 82 | 13858 |