Least Common Multiple (LCM) of 149 and 160
The least common multiple (LCM) of 149 and 160 is 23840.
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 160?
First, calculate the GCD of 149 and 160 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 149 ÷ 160 = 0 remainder 149 |
| 2 | 160 ÷ 149 = 1 remainder 11 |
| 3 | 149 ÷ 11 = 13 remainder 6 |
| 4 | 11 ÷ 6 = 1 remainder 5 |
| 5 | 6 ÷ 5 = 1 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 61 and 81 | 4941 |
| 38 and 71 | 2698 |
| 106 and 131 | 13886 |
| 30 and 120 | 120 |
| 100 and 168 | 4200 |