Least Common Multiple (LCM) of 89 and 117
The least common multiple (LCM) of 89 and 117 is 10413.
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 89 and 117?
First, calculate the GCD of 89 and 117 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 117 = 0 remainder 89 |
| 2 | 117 ÷ 89 = 1 remainder 28 |
| 3 | 89 ÷ 28 = 3 remainder 5 |
| 4 | 28 ÷ 5 = 5 remainder 3 |
| 5 | 5 ÷ 3 = 1 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 122 | 9882 |
| 145 and 90 | 2610 |
| 188 and 40 | 1880 |
| 190 and 127 | 24130 |
| 194 and 66 | 6402 |