Least Common Multiple (LCM) of 102 and 89
The least common multiple (LCM) of 102 and 89 is 9078.
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 89?
First, calculate the GCD of 102 and 89 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 102 ÷ 89 = 1 remainder 13 |
| 2 | 89 ÷ 13 = 6 remainder 11 |
| 3 | 13 ÷ 11 = 1 remainder 2 |
| 4 | 11 ÷ 2 = 5 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 88 and 189 | 16632 |
| 114 and 70 | 3990 |
| 69 and 195 | 4485 |
| 159 and 79 | 12561 |
| 141 and 140 | 19740 |