Least Common Multiple (LCM) of 149 and 117
The least common multiple (LCM) of 149 and 117 is 17433.
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 149 and 117?
First, calculate the GCD of 149 and 117 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 149 ÷ 117 = 1 remainder 32 |
| 2 | 117 ÷ 32 = 3 remainder 21 |
| 3 | 32 ÷ 21 = 1 remainder 11 |
| 4 | 21 ÷ 11 = 1 remainder 10 |
| 5 | 11 ÷ 10 = 1 remainder 1 |
| 6 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 66 and 14 | 462 |
| 91 and 144 | 13104 |
| 33 and 132 | 132 |
| 108 and 149 | 16092 |
| 121 and 97 | 11737 |