Least Common Multiple (LCM) of 26 and 61
The least common multiple (LCM) of 26 and 61 is 1586.
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 26 and 61?
First, calculate the GCD of 26 and 61 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 26 ÷ 61 = 0 remainder 26 |
| 2 | 61 ÷ 26 = 2 remainder 9 |
| 3 | 26 ÷ 9 = 2 remainder 8 |
| 4 | 9 ÷ 8 = 1 remainder 1 |
| 5 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 191 and 88 | 16808 |
| 195 and 164 | 31980 |
| 72 and 79 | 5688 |
| 95 and 52 | 4940 |
| 97 and 55 | 5335 |