Least Common Multiple (LCM) of 29 and 189
The least common multiple (LCM) of 29 and 189 is 5481.
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 29 and 189?
First, calculate the GCD of 29 and 189 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 29 ÷ 189 = 0 remainder 29 |
| 2 | 189 ÷ 29 = 6 remainder 15 |
| 3 | 29 ÷ 15 = 1 remainder 14 |
| 4 | 15 ÷ 14 = 1 remainder 1 |
| 5 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 127 and 181 | 22987 |
| 44 and 46 | 1012 |
| 168 and 56 | 168 |
| 147 and 60 | 2940 |
| 20 and 28 | 140 |