Least Common Multiple (LCM) of 103 and 30
The least common multiple (LCM) of 103 and 30 is 3090.
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 30?
First, calculate the GCD of 103 and 30 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 103 ÷ 30 = 3 remainder 13 |
| 2 | 30 ÷ 13 = 2 remainder 4 |
| 3 | 13 ÷ 4 = 3 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 192 and 159 | 10176 |
| 161 and 57 | 9177 |
| 159 and 86 | 13674 |
| 193 and 133 | 25669 |
| 129 and 21 | 903 |