Least Common Multiple (LCM) of 145 and 200
The least common multiple (LCM) of 145 and 200 is 5800.
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 145 and 200?
First, calculate the GCD of 145 and 200 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 145 ÷ 200 = 0 remainder 145 |
| 2 | 200 ÷ 145 = 1 remainder 55 |
| 3 | 145 ÷ 55 = 2 remainder 35 |
| 4 | 55 ÷ 35 = 1 remainder 20 |
| 5 | 35 ÷ 20 = 1 remainder 15 |
| 6 | 20 ÷ 15 = 1 remainder 5 |
| 7 | 15 ÷ 5 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 173 and 68 | 11764 |
| 39 and 169 | 507 |
| 59 and 121 | 7139 |
| 106 and 171 | 18126 |
| 73 and 39 | 2847 |