Least Common Multiple (LCM) of 144 and 74
The least common multiple (LCM) of 144 and 74 is 5328.
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 74?
First, calculate the GCD of 144 and 74 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 144 ÷ 74 = 1 remainder 70 |
| 2 | 74 ÷ 70 = 1 remainder 4 |
| 3 | 70 ÷ 4 = 17 remainder 2 |
| 4 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 114 and 144 | 2736 |
| 119 and 68 | 476 |
| 166 and 113 | 18758 |
| 144 and 155 | 22320 |
| 117 and 175 | 20475 |