Least Common Multiple (LCM) of 162 and 172
The least common multiple (LCM) of 162 and 172 is 13932.
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 172?
First, calculate the GCD of 162 and 172 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 162 ÷ 172 = 0 remainder 162 |
| 2 | 172 ÷ 162 = 1 remainder 10 |
| 3 | 162 ÷ 10 = 16 remainder 2 |
| 4 | 10 ÷ 2 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 89 and 80 | 7120 |
| 71 and 81 | 5751 |
| 51 and 64 | 3264 |
| 83 and 139 | 11537 |
| 145 and 191 | 27695 |