Least Common Multiple (LCM) of 137 and 61
The least common multiple (LCM) of 137 and 61 is 8357.
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 61?
First, calculate the GCD of 137 and 61 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 137 ÷ 61 = 2 remainder 15 |
| 2 | 61 ÷ 15 = 4 remainder 1 |
| 3 | 15 ÷ 1 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 70 and 151 | 10570 |
| 87 and 126 | 3654 |
| 118 and 106 | 6254 |
| 180 and 96 | 1440 |
| 166 and 171 | 28386 |