Least Common Multiple (LCM) of 103 and 55
The least common multiple (LCM) of 103 and 55 is 5665.
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 103 and 55?
First, calculate the GCD of 103 and 55 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 103 ÷ 55 = 1 remainder 48 |
| 2 | 55 ÷ 48 = 1 remainder 7 |
| 3 | 48 ÷ 7 = 6 remainder 6 |
| 4 | 7 ÷ 6 = 1 remainder 1 |
| 5 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 152 and 128 | 2432 |
| 82 and 62 | 2542 |
| 120 and 199 | 23880 |
| 181 and 20 | 3620 |
| 159 and 121 | 19239 |