Least Common Multiple (LCM) of 147 and 38
The least common multiple (LCM) of 147 and 38 is 5586.
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 147 and 38?
First, calculate the GCD of 147 and 38 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 147 ÷ 38 = 3 remainder 33 |
| 2 | 38 ÷ 33 = 1 remainder 5 |
| 3 | 33 ÷ 5 = 6 remainder 3 |
| 4 | 5 ÷ 3 = 1 remainder 2 |
| 5 | 3 ÷ 2 = 1 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 177 and 48 | 2832 |
| 10 and 104 | 520 |
| 194 and 37 | 7178 |
| 170 and 34 | 170 |
| 188 and 41 | 7708 |