Least Common Multiple (LCM) of 194 and 172
The least common multiple (LCM) of 194 and 172 is 16684.
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 194 and 172?
First, calculate the GCD of 194 and 172 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 194 ÷ 172 = 1 remainder 22 |
| 2 | 172 ÷ 22 = 7 remainder 18 |
| 3 | 22 ÷ 18 = 1 remainder 4 |
| 4 | 18 ÷ 4 = 4 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 73 | 10220 |
| 200 and 87 | 17400 |
| 181 and 133 | 24073 |
| 71 and 66 | 4686 |
| 133 and 137 | 18221 |