Least Common Multiple (LCM) of 117 and 144
The least common multiple (LCM) of 117 and 144 is 1872.
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 117 and 144?
First, calculate the GCD of 117 and 144 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 117 ÷ 144 = 0 remainder 117 |
| 2 | 144 ÷ 117 = 1 remainder 27 |
| 3 | 117 ÷ 27 = 4 remainder 9 |
| 4 | 27 ÷ 9 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 192 and 185 | 35520 |
| 12 and 152 | 456 |
| 122 and 43 | 5246 |
| 47 and 86 | 4042 |
| 179 and 144 | 25776 |