Least Common Multiple (LCM) of 159 and 137
The least common multiple (LCM) of 159 and 137 is 21783.
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 159 and 137?
First, calculate the GCD of 159 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 159 ÷ 137 = 1 remainder 22 |
| 2 | 137 ÷ 22 = 6 remainder 5 |
| 3 | 22 ÷ 5 = 4 remainder 2 |
| 4 | 5 ÷ 2 = 2 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 36 | 828 |
| 198 and 170 | 16830 |
| 157 and 28 | 4396 |
| 37 and 148 | 148 |
| 123 and 32 | 3936 |