Least Common Multiple (LCM) of 142 and 83
The least common multiple (LCM) of 142 and 83 is 11786.
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 142 and 83?
First, calculate the GCD of 142 and 83 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 142 ÷ 83 = 1 remainder 59 |
| 2 | 83 ÷ 59 = 1 remainder 24 |
| 3 | 59 ÷ 24 = 2 remainder 11 |
| 4 | 24 ÷ 11 = 2 remainder 2 |
| 5 | 11 ÷ 2 = 5 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 128 and 61 | 7808 |
| 182 and 136 | 12376 |
| 102 and 76 | 3876 |
| 135 and 117 | 1755 |
| 99 and 154 | 1386 |