Least Common Multiple (LCM) of 91 and 124
The least common multiple (LCM) of 91 and 124 is 11284.
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 124?
First, calculate the GCD of 91 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 91 ÷ 124 = 0 remainder 91 |
| 2 | 124 ÷ 91 = 1 remainder 33 |
| 3 | 91 ÷ 33 = 2 remainder 25 |
| 4 | 33 ÷ 25 = 1 remainder 8 |
| 5 | 25 ÷ 8 = 3 remainder 1 |
| 6 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 152 and 90 | 6840 |
| 130 and 22 | 1430 |
| 177 and 28 | 4956 |
| 66 and 82 | 2706 |
| 13 and 173 | 2249 |