Least Common Multiple (LCM) of 145 and 129
The least common multiple (LCM) of 145 and 129 is 18705.
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 145 and 129?
First, calculate the GCD of 145 and 129 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 145 ÷ 129 = 1 remainder 16 |
| 2 | 129 ÷ 16 = 8 remainder 1 |
| 3 | 16 ÷ 1 = 16 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 121 and 84 | 10164 |
| 152 and 96 | 1824 |
| 176 and 120 | 2640 |
| 85 and 89 | 7565 |
| 42 and 43 | 1806 |