Least Common Multiple (LCM) of 51 and 149
The least common multiple (LCM) of 51 and 149 is 7599.
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 51 and 149?
First, calculate the GCD of 51 and 149 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 51 ÷ 149 = 0 remainder 51 |
| 2 | 149 ÷ 51 = 2 remainder 47 |
| 3 | 51 ÷ 47 = 1 remainder 4 |
| 4 | 47 ÷ 4 = 11 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 143 and 78 | 858 |
| 73 and 29 | 2117 |
| 157 and 65 | 10205 |
| 177 and 200 | 35400 |
| 109 and 197 | 21473 |