Least Common Multiple (LCM) of 178 and 144
The least common multiple (LCM) of 178 and 144 is 12816.
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 178 and 144?
First, calculate the GCD of 178 and 144 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 178 ÷ 144 = 1 remainder 34 |
| 2 | 144 ÷ 34 = 4 remainder 8 |
| 3 | 34 ÷ 8 = 4 remainder 2 |
| 4 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 180 and 88 | 3960 |
| 188 and 74 | 6956 |
| 90 and 85 | 1530 |
| 38 and 56 | 1064 |
| 121 and 34 | 4114 |