Least Common Multiple (LCM) of 147 and 51
The least common multiple (LCM) of 147 and 51 is 2499.
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 51?
First, calculate the GCD of 147 and 51 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 147 ÷ 51 = 2 remainder 45 |
| 2 | 51 ÷ 45 = 1 remainder 6 |
| 3 | 45 ÷ 6 = 7 remainder 3 |
| 4 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 80 | 9840 |
| 196 and 184 | 9016 |
| 40 and 173 | 6920 |
| 155 and 96 | 14880 |
| 200 and 18 | 1800 |