Least Common Multiple (LCM) of 178 and 103
The least common multiple (LCM) of 178 and 103 is 18334.
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 103?
First, calculate the GCD of 178 and 103 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 178 ÷ 103 = 1 remainder 75 |
| 2 | 103 ÷ 75 = 1 remainder 28 |
| 3 | 75 ÷ 28 = 2 remainder 19 |
| 4 | 28 ÷ 19 = 1 remainder 9 |
| 5 | 19 ÷ 9 = 2 remainder 1 |
| 6 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 106 and 72 | 3816 |
| 88 and 118 | 5192 |
| 169 and 72 | 12168 |
| 77 and 142 | 10934 |
| 161 and 164 | 26404 |