Least Common Multiple (LCM) of 56 and 162
The least common multiple (LCM) of 56 and 162 is 4536.
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 56 and 162?
First, calculate the GCD of 56 and 162 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 56 ÷ 162 = 0 remainder 56 |
| 2 | 162 ÷ 56 = 2 remainder 50 |
| 3 | 56 ÷ 50 = 1 remainder 6 |
| 4 | 50 ÷ 6 = 8 remainder 2 |
| 5 | 6 ÷ 2 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 186 and 68 | 6324 |
| 43 and 137 | 5891 |
| 52 and 189 | 9828 |
| 169 and 75 | 12675 |
| 185 and 113 | 20905 |