Least Common Multiple (LCM) of 199 and 178
The least common multiple (LCM) of 199 and 178 is 35422.
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 199 and 178?
First, calculate the GCD of 199 and 178 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 199 ÷ 178 = 1 remainder 21 |
| 2 | 178 ÷ 21 = 8 remainder 10 |
| 3 | 21 ÷ 10 = 2 remainder 1 |
| 4 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 85 | 13515 |
| 13 and 26 | 26 |
| 180 and 158 | 14220 |
| 124 and 87 | 10788 |
| 196 and 126 | 1764 |