Least Common Multiple (LCM) of 61 and 186
The least common multiple (LCM) of 61 and 186 is 11346.
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 61 and 186?
First, calculate the GCD of 61 and 186 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 61 ÷ 186 = 0 remainder 61 |
| 2 | 186 ÷ 61 = 3 remainder 3 |
| 3 | 61 ÷ 3 = 20 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 197 and 97 | 19109 |
| 43 and 46 | 1978 |
| 180 and 172 | 7740 |
| 171 and 199 | 34029 |
| 103 and 52 | 5356 |