Least Common Multiple (LCM) of 71 and 182
The least common multiple (LCM) of 71 and 182 is 12922.
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 71 and 182?
First, calculate the GCD of 71 and 182 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 71 ÷ 182 = 0 remainder 71 |
| 2 | 182 ÷ 71 = 2 remainder 40 |
| 3 | 71 ÷ 40 = 1 remainder 31 |
| 4 | 40 ÷ 31 = 1 remainder 9 |
| 5 | 31 ÷ 9 = 3 remainder 4 |
| 6 | 9 ÷ 4 = 2 remainder 1 |
| 7 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 73 and 71 | 5183 |
| 138 and 156 | 3588 |
| 138 and 155 | 21390 |
| 167 and 86 | 14362 |
| 186 and 51 | 3162 |