Least Common Multiple (LCM) of 143 and 29
The least common multiple (LCM) of 143 and 29 is 4147.
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 143 and 29?
First, calculate the GCD of 143 and 29 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 143 ÷ 29 = 4 remainder 27 |
| 2 | 29 ÷ 27 = 1 remainder 2 |
| 3 | 27 ÷ 2 = 13 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 70 and 171 | 11970 |
| 130 and 195 | 390 |
| 151 and 156 | 23556 |
| 122 and 165 | 20130 |
| 90 and 181 | 16290 |