Least Common Multiple (LCM) of 155 and 82
The least common multiple (LCM) of 155 and 82 is 12710.
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 155 and 82?
First, calculate the GCD of 155 and 82 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 82 = 1 remainder 73 |
| 2 | 82 ÷ 73 = 1 remainder 9 |
| 3 | 73 ÷ 9 = 8 remainder 1 |
| 4 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 89 and 92 | 8188 |
| 45 and 95 | 855 |
| 72 and 140 | 2520 |
| 124 and 47 | 5828 |
| 85 and 97 | 8245 |