Least Common Multiple (LCM) of 105 and 103
The least common multiple (LCM) of 105 and 103 is 10815.
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 105 and 103?
First, calculate the GCD of 105 and 103 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 105 ÷ 103 = 1 remainder 2 |
| 2 | 103 ÷ 2 = 51 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 30 and 62 | 930 |
| 196 and 177 | 34692 |
| 97 and 27 | 2619 |
| 38 and 184 | 3496 |
| 138 and 193 | 26634 |