Least Common Multiple (LCM) of 117 and 32
The least common multiple (LCM) of 117 and 32 is 3744.
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 117 and 32?
First, calculate the GCD of 117 and 32 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 117 ÷ 32 = 3 remainder 21 |
| 2 | 32 ÷ 21 = 1 remainder 11 |
| 3 | 21 ÷ 11 = 1 remainder 10 |
| 4 | 11 ÷ 10 = 1 remainder 1 |
| 5 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 114 and 42 | 798 |
| 123 and 185 | 22755 |
| 47 and 126 | 5922 |
| 111 and 58 | 6438 |
| 85 and 65 | 1105 |