Least Common Multiple (LCM) of 162 and 115
The least common multiple (LCM) of 162 and 115 is 18630.
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 162 and 115?
First, calculate the GCD of 162 and 115 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 162 ÷ 115 = 1 remainder 47 |
| 2 | 115 ÷ 47 = 2 remainder 21 |
| 3 | 47 ÷ 21 = 2 remainder 5 |
| 4 | 21 ÷ 5 = 4 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 19 | 2337 |
| 193 and 144 | 27792 |
| 27 and 182 | 4914 |
| 10 and 53 | 530 |
| 109 and 128 | 13952 |