Least Common Multiple (LCM) of 193 and 154
The least common multiple (LCM) of 193 and 154 is 29722.
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 193 and 154?
First, calculate the GCD of 193 and 154 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 193 ÷ 154 = 1 remainder 39 |
| 2 | 154 ÷ 39 = 3 remainder 37 |
| 3 | 39 ÷ 37 = 1 remainder 2 |
| 4 | 37 ÷ 2 = 18 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 77 and 19 | 1463 |
| 62 and 43 | 2666 |
| 132 and 76 | 2508 |
| 90 and 152 | 6840 |
| 83 and 189 | 15687 |