Least Common Multiple (LCM) of 52 and 189
The least common multiple (LCM) of 52 and 189 is 9828.
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 52 and 189?
First, calculate the GCD of 52 and 189 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 52 ÷ 189 = 0 remainder 52 |
| 2 | 189 ÷ 52 = 3 remainder 33 |
| 3 | 52 ÷ 33 = 1 remainder 19 |
| 4 | 33 ÷ 19 = 1 remainder 14 |
| 5 | 19 ÷ 14 = 1 remainder 5 |
| 6 | 14 ÷ 5 = 2 remainder 4 |
| 7 | 5 ÷ 4 = 1 remainder 1 |
| 8 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 136 and 102 | 408 |
| 28 and 45 | 1260 |
| 33 and 85 | 2805 |
| 48 and 200 | 1200 |
| 13 and 21 | 273 |