Least Common Multiple (LCM) of 149 and 144
The least common multiple (LCM) of 149 and 144 is 21456.
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 149 and 144?
First, calculate the GCD of 149 and 144 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 149 ÷ 144 = 1 remainder 5 |
| 2 | 144 ÷ 5 = 28 remainder 4 |
| 3 | 5 ÷ 4 = 1 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 103 and 49 | 5047 |
| 41 and 62 | 2542 |
| 140 and 39 | 5460 |
| 32 and 148 | 1184 |
| 88 and 76 | 1672 |