Least Common Multiple (LCM) of 131 and 133
The least common multiple (LCM) of 131 and 133 is 17423.
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 131 and 133?
First, calculate the GCD of 131 and 133 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 131 ÷ 133 = 0 remainder 131 |
| 2 | 133 ÷ 131 = 1 remainder 2 |
| 3 | 131 ÷ 2 = 65 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 91 and 174 | 15834 |
| 42 and 56 | 168 |
| 77 and 149 | 11473 |
| 100 and 77 | 7700 |
| 121 and 156 | 18876 |