Least Common Multiple (LCM) of 163 and 53
The least common multiple (LCM) of 163 and 53 is 8639.
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 163 and 53?
First, calculate the GCD of 163 and 53 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 163 ÷ 53 = 3 remainder 4 |
| 2 | 53 ÷ 4 = 13 remainder 1 |
| 3 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 89 and 140 | 12460 |
| 153 and 116 | 17748 |
| 38 and 83 | 3154 |
| 15 and 23 | 345 |
| 191 and 40 | 7640 |