Least Common Multiple (LCM) of 102 and 23
The least common multiple (LCM) of 102 and 23 is 2346.
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 102 and 23?
First, calculate the GCD of 102 and 23 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 102 ÷ 23 = 4 remainder 10 |
| 2 | 23 ÷ 10 = 2 remainder 3 |
| 3 | 10 ÷ 3 = 3 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 78 | 2106 |
| 82 and 82 | 82 |
| 64 and 73 | 4672 |
| 129 and 68 | 8772 |
| 19 and 124 | 2356 |