Least Common Multiple (LCM) of 45 and 137
The least common multiple (LCM) of 45 and 137 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 45 and 137?
First, calculate the GCD of 45 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 45 ÷ 137 = 0 remainder 45 |
| 2 | 137 ÷ 45 = 3 remainder 2 |
| 3 | 45 ÷ 2 = 22 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 148 and 107 | 15836 |
| 34 and 67 | 2278 |
| 167 and 60 | 10020 |
| 179 and 44 | 7876 |
| 144 and 22 | 1584 |