Least Common Multiple (LCM) of 189 and 76
The least common multiple (LCM) of 189 and 76 is 14364.
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 189 and 76?
First, calculate the GCD of 189 and 76 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 189 ÷ 76 = 2 remainder 37 |
| 2 | 76 ÷ 37 = 2 remainder 2 |
| 3 | 37 ÷ 2 = 18 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 12 and 175 | 2100 |
| 29 and 42 | 1218 |
| 128 and 99 | 12672 |
| 170 and 97 | 16490 |
| 167 and 178 | 29726 |