Least Common Multiple (LCM) of 173 and 37
The least common multiple (LCM) of 173 and 37 is 6401.
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 173 and 37?
First, calculate the GCD of 173 and 37 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 173 ÷ 37 = 4 remainder 25 |
| 2 | 37 ÷ 25 = 1 remainder 12 |
| 3 | 25 ÷ 12 = 2 remainder 1 |
| 4 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 160 and 102 | 8160 |
| 57 and 76 | 228 |
| 47 and 121 | 5687 |
| 30 and 78 | 390 |
| 139 and 158 | 21962 |