Least Common Multiple (LCM) of 155 and 36
The least common multiple (LCM) of 155 and 36 is 5580.
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 36?
First, calculate the GCD of 155 and 36 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 36 = 4 remainder 11 |
| 2 | 36 ÷ 11 = 3 remainder 3 |
| 3 | 11 ÷ 3 = 3 remainder 2 |
| 4 | 3 ÷ 2 = 1 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 127 and 186 | 23622 |
| 123 and 106 | 13038 |
| 137 and 166 | 22742 |
| 142 and 50 | 3550 |
| 147 and 151 | 22197 |