Least Common Multiple (LCM) of 101 and 173
The least common multiple (LCM) of 101 and 173 is 17473.
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 101 and 173?
First, calculate the GCD of 101 and 173 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 101 ÷ 173 = 0 remainder 101 |
| 2 | 173 ÷ 101 = 1 remainder 72 |
| 3 | 101 ÷ 72 = 1 remainder 29 |
| 4 | 72 ÷ 29 = 2 remainder 14 |
| 5 | 29 ÷ 14 = 2 remainder 1 |
| 6 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 162 | 11340 |
| 183 and 190 | 34770 |
| 47 and 47 | 47 |
| 197 and 46 | 9062 |
| 23 and 180 | 4140 |