Least Common Multiple (LCM) of 181 and 98
The least common multiple (LCM) of 181 and 98 is 17738.
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 181 and 98?
First, calculate the GCD of 181 and 98 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 181 ÷ 98 = 1 remainder 83 |
| 2 | 98 ÷ 83 = 1 remainder 15 |
| 3 | 83 ÷ 15 = 5 remainder 8 |
| 4 | 15 ÷ 8 = 1 remainder 7 |
| 5 | 8 ÷ 7 = 1 remainder 1 |
| 6 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 139 and 168 | 23352 |
| 193 and 13 | 2509 |
| 190 and 189 | 35910 |
| 199 and 185 | 36815 |
| 106 and 52 | 2756 |