Least Common Multiple (LCM) of 192 and 77
The least common multiple (LCM) of 192 and 77 is 14784.
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 192 and 77?
First, calculate the GCD of 192 and 77 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 192 ÷ 77 = 2 remainder 38 |
| 2 | 77 ÷ 38 = 2 remainder 1 |
| 3 | 38 ÷ 1 = 38 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 91 | 2093 |
| 155 and 15 | 465 |
| 174 and 146 | 12702 |
| 169 and 74 | 12506 |
| 190 and 42 | 3990 |