Least Common Multiple (LCM) of 53 and 180
The least common multiple (LCM) of 53 and 180 is 9540.
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 53 and 180?
First, calculate the GCD of 53 and 180 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 53 ÷ 180 = 0 remainder 53 |
| 2 | 180 ÷ 53 = 3 remainder 21 |
| 3 | 53 ÷ 21 = 2 remainder 11 |
| 4 | 21 ÷ 11 = 1 remainder 10 |
| 5 | 11 ÷ 10 = 1 remainder 1 |
| 6 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 177 and 161 | 28497 |
| 112 and 197 | 22064 |
| 84 and 52 | 1092 |
| 155 and 115 | 3565 |
| 29 and 111 | 3219 |