Least Common Multiple (LCM) of 64 and 180
The least common multiple (LCM) of 64 and 180 is 2880.
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 64 and 180?
First, calculate the GCD of 64 and 180 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 64 ÷ 180 = 0 remainder 64 |
| 2 | 180 ÷ 64 = 2 remainder 52 |
| 3 | 64 ÷ 52 = 1 remainder 12 |
| 4 | 52 ÷ 12 = 4 remainder 4 |
| 5 | 12 ÷ 4 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 71 and 153 | 10863 |
| 25 and 37 | 925 |
| 39 and 120 | 1560 |
| 127 and 94 | 11938 |
| 187 and 82 | 15334 |