Least Common Multiple (LCM) of 158 and 137
The least common multiple (LCM) of 158 and 137 is 21646.
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 158 and 137?
First, calculate the GCD of 158 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 137 = 1 remainder 21 |
| 2 | 137 ÷ 21 = 6 remainder 11 |
| 3 | 21 ÷ 11 = 1 remainder 10 |
| 4 | 11 ÷ 10 = 1 remainder 1 |
| 5 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 41 and 52 | 2132 |
| 159 and 20 | 3180 |
| 163 and 173 | 28199 |
| 115 and 25 | 575 |
| 65 and 93 | 6045 |