Least Common Multiple (LCM) of 119 and 181
The least common multiple (LCM) of 119 and 181 is 21539.
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 119 and 181?
First, calculate the GCD of 119 and 181 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 119 ÷ 181 = 0 remainder 119 |
| 2 | 181 ÷ 119 = 1 remainder 62 |
| 3 | 119 ÷ 62 = 1 remainder 57 |
| 4 | 62 ÷ 57 = 1 remainder 5 |
| 5 | 57 ÷ 5 = 11 remainder 2 |
| 6 | 5 ÷ 2 = 2 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 155 and 110 | 3410 |
| 129 and 130 | 16770 |
| 41 and 20 | 820 |
| 90 and 105 | 630 |
| 153 and 21 | 1071 |