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 |
|---|---|
| 32 and 53 | 1696 |
| 28 and 92 | 644 |
| 92 and 168 | 3864 |
| 121 and 152 | 18392 |
| 189 and 38 | 7182 |