Least Common Multiple (LCM) of 65 and 117
The least common multiple (LCM) of 65 and 117 is 585.
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 65 and 117?
First, calculate the GCD of 65 and 117 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 65 ÷ 117 = 0 remainder 65 |
| 2 | 117 ÷ 65 = 1 remainder 52 |
| 3 | 65 ÷ 52 = 1 remainder 13 |
| 4 | 52 ÷ 13 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 59 and 78 | 4602 |
| 20 and 28 | 140 |
| 146 and 121 | 17666 |
| 10 and 112 | 560 |
| 177 and 170 | 30090 |