Least Common Multiple (LCM) of 61 and 193
The least common multiple (LCM) of 61 and 193 is 11773.
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 193?
First, calculate the GCD of 61 and 193 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 61 ÷ 193 = 0 remainder 61 |
| 2 | 193 ÷ 61 = 3 remainder 10 |
| 3 | 61 ÷ 10 = 6 remainder 1 |
| 4 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 107 and 154 | 16478 |
| 115 and 20 | 460 |
| 145 and 45 | 1305 |
| 140 and 114 | 7980 |
| 176 and 14 | 1232 |