Least Common Multiple (LCM) of 137 and 142
The least common multiple (LCM) of 137 and 142 is 19454.
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 142?
First, calculate the GCD of 137 and 142 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 137 ÷ 142 = 0 remainder 137 |
| 2 | 142 ÷ 137 = 1 remainder 5 |
| 3 | 137 ÷ 5 = 27 remainder 2 |
| 4 | 5 ÷ 2 = 2 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 173 and 24 | 4152 |
| 71 and 129 | 9159 |
| 39 and 154 | 6006 |
| 178 and 124 | 11036 |
| 79 and 61 | 4819 |