Least Common Multiple (LCM) of 91 and 177
The least common multiple (LCM) of 91 and 177 is 16107.
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 91 and 177?
First, calculate the GCD of 91 and 177 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 91 ÷ 177 = 0 remainder 91 |
| 2 | 177 ÷ 91 = 1 remainder 86 |
| 3 | 91 ÷ 86 = 1 remainder 5 |
| 4 | 86 ÷ 5 = 17 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 155 and 92 | 14260 |
| 180 and 37 | 6660 |
| 72 and 102 | 1224 |
| 137 and 139 | 19043 |
| 140 and 84 | 420 |