Least Common Multiple (LCM) of 162 and 155
The least common multiple (LCM) of 162 and 155 is 25110.
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 155?
First, calculate the GCD of 162 and 155 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 162 ÷ 155 = 1 remainder 7 |
| 2 | 155 ÷ 7 = 22 remainder 1 |
| 3 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 104 and 28 | 728 |
| 171 and 13 | 2223 |
| 29 and 145 | 145 |
| 91 and 117 | 819 |
| 120 and 89 | 10680 |