Least Common Multiple (LCM) of 183 and 121
The least common multiple (LCM) of 183 and 121 is 22143.
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 183 and 121?
First, calculate the GCD of 183 and 121 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 183 ÷ 121 = 1 remainder 62 |
| 2 | 121 ÷ 62 = 1 remainder 59 |
| 3 | 62 ÷ 59 = 1 remainder 3 |
| 4 | 59 ÷ 3 = 19 remainder 2 |
| 5 | 3 ÷ 2 = 1 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 171 and 141 | 8037 |
| 158 and 115 | 18170 |
| 87 and 71 | 6177 |
| 192 and 145 | 27840 |
| 17 and 194 | 3298 |