Least Common Multiple (LCM) of 38 and 175
The least common multiple (LCM) of 38 and 175 is 6650.
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 38 and 175?
First, calculate the GCD of 38 and 175 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 38 ÷ 175 = 0 remainder 38 |
| 2 | 175 ÷ 38 = 4 remainder 23 |
| 3 | 38 ÷ 23 = 1 remainder 15 |
| 4 | 23 ÷ 15 = 1 remainder 8 |
| 5 | 15 ÷ 8 = 1 remainder 7 |
| 6 | 8 ÷ 7 = 1 remainder 1 |
| 7 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 46 and 11 | 506 |
| 131 and 13 | 1703 |
| 181 and 200 | 36200 |
| 193 and 105 | 20265 |
| 21 and 87 | 609 |