Least Common Multiple (LCM) of 193 and 169
The least common multiple (LCM) of 193 and 169 is 32617.
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 193 and 169?
First, calculate the GCD of 193 and 169 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 193 ÷ 169 = 1 remainder 24 |
| 2 | 169 ÷ 24 = 7 remainder 1 |
| 3 | 24 ÷ 1 = 24 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 195 and 68 | 13260 |
| 78 and 183 | 4758 |
| 23 and 25 | 575 |
| 165 and 162 | 8910 |
| 66 and 116 | 3828 |