Least Common Multiple (LCM) of 144 and 68
The least common multiple (LCM) of 144 and 68 is 2448.
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 144 and 68?
First, calculate the GCD of 144 and 68 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 144 ÷ 68 = 2 remainder 8 |
| 2 | 68 ÷ 8 = 8 remainder 4 |
| 3 | 8 ÷ 4 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 40 and 115 | 920 |
| 29 and 38 | 1102 |
| 133 and 61 | 8113 |
| 123 and 168 | 6888 |
| 130 and 153 | 19890 |