Least Common Multiple (LCM) of 178 and 137
The least common multiple (LCM) of 178 and 137 is 24386.
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 137?
First, calculate the GCD of 178 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 178 ÷ 137 = 1 remainder 41 |
| 2 | 137 ÷ 41 = 3 remainder 14 |
| 3 | 41 ÷ 14 = 2 remainder 13 |
| 4 | 14 ÷ 13 = 1 remainder 1 |
| 5 | 13 ÷ 1 = 13 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 52 and 199 | 10348 |
| 115 and 69 | 345 |
| 101 and 21 | 2121 |
| 72 and 195 | 4680 |
| 81 and 163 | 13203 |