Least Common Multiple (LCM) of 79 and 141
The least common multiple (LCM) of 79 and 141 is 11139.
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 79 and 141?
First, calculate the GCD of 79 and 141 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 79 ÷ 141 = 0 remainder 79 |
| 2 | 141 ÷ 79 = 1 remainder 62 |
| 3 | 79 ÷ 62 = 1 remainder 17 |
| 4 | 62 ÷ 17 = 3 remainder 11 |
| 5 | 17 ÷ 11 = 1 remainder 6 |
| 6 | 11 ÷ 6 = 1 remainder 5 |
| 7 | 6 ÷ 5 = 1 remainder 1 |
| 8 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 164 and 127 | 20828 |
| 160 and 20 | 160 |
| 85 and 83 | 7055 |
| 120 and 139 | 16680 |
| 198 and 153 | 3366 |