Least Common Multiple (LCM) of 155 and 133
The least common multiple (LCM) of 155 and 133 is 20615.
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 133?
First, calculate the GCD of 155 and 133 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 133 = 1 remainder 22 |
| 2 | 133 ÷ 22 = 6 remainder 1 |
| 3 | 22 ÷ 1 = 22 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 129 and 25 | 3225 |
| 85 and 182 | 15470 |
| 98 and 68 | 3332 |
| 97 and 75 | 7275 |
| 186 and 126 | 3906 |