Least Common Multiple (LCM) of 77 and 158
The least common multiple (LCM) of 77 and 158 is 12166.
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 77 and 158?
First, calculate the GCD of 77 and 158 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 77 ÷ 158 = 0 remainder 77 |
| 2 | 158 ÷ 77 = 2 remainder 4 |
| 3 | 77 ÷ 4 = 19 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 86 and 152 | 6536 |
| 160 and 65 | 2080 |
| 22 and 12 | 132 |
| 34 and 105 | 3570 |
| 122 and 64 | 3904 |