Least Common Multiple (LCM) of 141 and 196
The least common multiple (LCM) of 141 and 196 is 27636.
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 141 and 196?
First, calculate the GCD of 141 and 196 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 141 ÷ 196 = 0 remainder 141 |
| 2 | 196 ÷ 141 = 1 remainder 55 |
| 3 | 141 ÷ 55 = 2 remainder 31 |
| 4 | 55 ÷ 31 = 1 remainder 24 |
| 5 | 31 ÷ 24 = 1 remainder 7 |
| 6 | 24 ÷ 7 = 3 remainder 3 |
| 7 | 7 ÷ 3 = 2 remainder 1 |
| 8 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 103 | 12669 |
| 96 and 71 | 6816 |
| 194 and 141 | 27354 |
| 197 and 162 | 31914 |
| 43 and 58 | 2494 |