Least Common Multiple (LCM) of 103 and 105
The least common multiple (LCM) of 103 and 105 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 103 and 105?
First, calculate the GCD of 103 and 105 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 103 ÷ 105 = 0 remainder 103 |
| 2 | 105 ÷ 103 = 1 remainder 2 |
| 3 | 103 ÷ 2 = 51 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 119 and 151 | 17969 |
| 171 and 69 | 3933 |
| 41 and 81 | 3321 |
| 20 and 28 | 140 |
| 197 and 25 | 4925 |