Least Common Multiple (LCM) of 91 and 106
The least common multiple (LCM) of 91 and 106 is 9646.
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 106?
First, calculate the GCD of 91 and 106 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 91 ÷ 106 = 0 remainder 91 |
| 2 | 106 ÷ 91 = 1 remainder 15 |
| 3 | 91 ÷ 15 = 6 remainder 1 |
| 4 | 15 ÷ 1 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 81 | 162 |
| 31 and 117 | 3627 |
| 137 and 137 | 137 |
| 63 and 118 | 7434 |
| 136 and 147 | 19992 |