Least Common Multiple (LCM) of 80 and 193
The least common multiple (LCM) of 80 and 193 is 15440.
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 80 and 193?
First, calculate the GCD of 80 and 193 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 80 ÷ 193 = 0 remainder 80 |
| 2 | 193 ÷ 80 = 2 remainder 33 |
| 3 | 80 ÷ 33 = 2 remainder 14 |
| 4 | 33 ÷ 14 = 2 remainder 5 |
| 5 | 14 ÷ 5 = 2 remainder 4 |
| 6 | 5 ÷ 4 = 1 remainder 1 |
| 7 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 124 and 177 | 21948 |
| 65 and 196 | 12740 |
| 182 and 175 | 4550 |
| 131 and 59 | 7729 |
| 194 and 105 | 20370 |