Least Common Multiple (LCM) of 121 and 133
The least common multiple (LCM) of 121 and 133 is 16093.
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 121 and 133?
First, calculate the GCD of 121 and 133 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 121 ÷ 133 = 0 remainder 121 |
| 2 | 133 ÷ 121 = 1 remainder 12 |
| 3 | 121 ÷ 12 = 10 remainder 1 |
| 4 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 72 and 53 | 3816 |
| 110 and 105 | 2310 |
| 152 and 149 | 22648 |
| 19 and 81 | 1539 |
| 63 and 60 | 1260 |