Least Common Multiple (LCM) of 130 and 111
The least common multiple (LCM) of 130 and 111 is 14430.
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 130 and 111?
First, calculate the GCD of 130 and 111 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 111 = 1 remainder 19 |
| 2 | 111 ÷ 19 = 5 remainder 16 |
| 3 | 19 ÷ 16 = 1 remainder 3 |
| 4 | 16 ÷ 3 = 5 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 78 and 185 | 14430 |
| 196 and 153 | 29988 |
| 22 and 15 | 330 |
| 191 and 89 | 16999 |
| 100 and 167 | 16700 |