Least Common Multiple (LCM) of 68 and 181
The least common multiple (LCM) of 68 and 181 is 12308.
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 68 and 181?
First, calculate the GCD of 68 and 181 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 181 = 0 remainder 68 |
| 2 | 181 ÷ 68 = 2 remainder 45 |
| 3 | 68 ÷ 45 = 1 remainder 23 |
| 4 | 45 ÷ 23 = 1 remainder 22 |
| 5 | 23 ÷ 22 = 1 remainder 1 |
| 6 | 22 ÷ 1 = 22 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 146 and 193 | 28178 |
| 151 and 56 | 8456 |
| 174 and 128 | 11136 |
| 70 and 113 | 7910 |
| 121 and 192 | 23232 |