Least Common Multiple (LCM) of 117 and 63
The least common multiple (LCM) of 117 and 63 is 819.
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 63?
First, calculate the GCD of 117 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 117 ÷ 63 = 1 remainder 54 |
| 2 | 63 ÷ 54 = 1 remainder 9 |
| 3 | 54 ÷ 9 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 98 and 111 | 10878 |
| 38 and 114 | 114 |
| 128 and 101 | 12928 |
| 158 and 67 | 10586 |
| 170 and 125 | 4250 |