Least Common Multiple (LCM) of 147 and 55
The least common multiple (LCM) of 147 and 55 is 8085.
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 55?
First, calculate the GCD of 147 and 55 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 147 ÷ 55 = 2 remainder 37 |
| 2 | 55 ÷ 37 = 1 remainder 18 |
| 3 | 37 ÷ 18 = 2 remainder 1 |
| 4 | 18 ÷ 1 = 18 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 117 and 117 | 117 |
| 189 and 173 | 32697 |
| 75 and 95 | 1425 |
| 61 and 197 | 12017 |
| 138 and 15 | 690 |