Least Common Multiple (LCM) of 180 and 91
The least common multiple (LCM) of 180 and 91 is 16380.
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 180 and 91?
First, calculate the GCD of 180 and 91 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 180 ÷ 91 = 1 remainder 89 |
| 2 | 91 ÷ 89 = 1 remainder 2 |
| 3 | 89 ÷ 2 = 44 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 80 | 2320 |
| 98 and 198 | 9702 |
| 112 and 151 | 16912 |
| 26 and 99 | 2574 |
| 135 and 129 | 5805 |