Least Common Multiple (LCM) of 140 and 194
The least common multiple (LCM) of 140 and 194 is 13580.
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 140 and 194?
First, calculate the GCD of 140 and 194 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 140 ÷ 194 = 0 remainder 140 |
| 2 | 194 ÷ 140 = 1 remainder 54 |
| 3 | 140 ÷ 54 = 2 remainder 32 |
| 4 | 54 ÷ 32 = 1 remainder 22 |
| 5 | 32 ÷ 22 = 1 remainder 10 |
| 6 | 22 ÷ 10 = 2 remainder 2 |
| 7 | 10 ÷ 2 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 160 and 102 | 8160 |
| 90 and 150 | 450 |
| 69 and 160 | 11040 |
| 10 and 77 | 770 |
| 144 and 199 | 28656 |