Least Common Multiple (LCM) of 133 and 193
The least common multiple (LCM) of 133 and 193 is 25669.
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 133 and 193?
First, calculate the GCD of 133 and 193 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 133 ÷ 193 = 0 remainder 133 |
| 2 | 193 ÷ 133 = 1 remainder 60 |
| 3 | 133 ÷ 60 = 2 remainder 13 |
| 4 | 60 ÷ 13 = 4 remainder 8 |
| 5 | 13 ÷ 8 = 1 remainder 5 |
| 6 | 8 ÷ 5 = 1 remainder 3 |
| 7 | 5 ÷ 3 = 1 remainder 2 |
| 8 | 3 ÷ 2 = 1 remainder 1 |
| 9 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 152 and 28 | 1064 |
| 187 and 113 | 21131 |
| 21 and 52 | 1092 |
| 29 and 12 | 348 |
| 153 and 87 | 4437 |