Least Common Multiple (LCM) of 113 and 138
The least common multiple (LCM) of 113 and 138 is 15594.
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 113 and 138?
First, calculate the GCD of 113 and 138 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 113 ÷ 138 = 0 remainder 113 |
| 2 | 138 ÷ 113 = 1 remainder 25 |
| 3 | 113 ÷ 25 = 4 remainder 13 |
| 4 | 25 ÷ 13 = 1 remainder 12 |
| 5 | 13 ÷ 12 = 1 remainder 1 |
| 6 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 79 and 78 | 6162 |
| 195 and 76 | 14820 |
| 36 and 66 | 396 |
| 111 and 79 | 8769 |
| 56 and 11 | 616 |