Least Common Multiple (LCM) of 162 and 120
The least common multiple (LCM) of 162 and 120 is 3240.
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 120?
First, calculate the GCD of 162 and 120 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 162 ÷ 120 = 1 remainder 42 |
| 2 | 120 ÷ 42 = 2 remainder 36 |
| 3 | 42 ÷ 36 = 1 remainder 6 |
| 4 | 36 ÷ 6 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 173 and 174 | 30102 |
| 65 and 79 | 5135 |
| 72 and 71 | 5112 |
| 62 and 182 | 5642 |
| 76 and 51 | 3876 |