Least Common Multiple (LCM) of 143 and 156
The least common multiple (LCM) of 143 and 156 is 1716.
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 156?
First, calculate the GCD of 143 and 156 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 143 ÷ 156 = 0 remainder 143 |
| 2 | 156 ÷ 143 = 1 remainder 13 |
| 3 | 143 ÷ 13 = 11 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 164 and 75 | 12300 |
| 161 and 79 | 12719 |
| 23 and 73 | 1679 |
| 47 and 169 | 7943 |
| 151 and 112 | 16912 |