Least Common Multiple (LCM) of 107 and 149
The least common multiple (LCM) of 107 and 149 is 15943.
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 107 and 149?
First, calculate the GCD of 107 and 149 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 107 ÷ 149 = 0 remainder 107 |
| 2 | 149 ÷ 107 = 1 remainder 42 |
| 3 | 107 ÷ 42 = 2 remainder 23 |
| 4 | 42 ÷ 23 = 1 remainder 19 |
| 5 | 23 ÷ 19 = 1 remainder 4 |
| 6 | 19 ÷ 4 = 4 remainder 3 |
| 7 | 4 ÷ 3 = 1 remainder 1 |
| 8 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 139 and 49 | 6811 |
| 31 and 128 | 3968 |
| 132 and 11 | 132 |
| 75 and 58 | 4350 |
| 103 and 50 | 5150 |