Least Common Multiple (LCM) of 166 and 77
The least common multiple (LCM) of 166 and 77 is 12782.
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 166 and 77?
First, calculate the GCD of 166 and 77 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 166 ÷ 77 = 2 remainder 12 |
| 2 | 77 ÷ 12 = 6 remainder 5 |
| 3 | 12 ÷ 5 = 2 remainder 2 |
| 4 | 5 ÷ 2 = 2 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 30 and 121 | 3630 |
| 151 and 109 | 16459 |
| 91 and 11 | 1001 |
| 191 and 174 | 33234 |
| 193 and 68 | 13124 |