Least Common Multiple (LCM) of 196 and 156
The least common multiple (LCM) of 196 and 156 is 7644.
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 196 and 156?
First, calculate the GCD of 196 and 156 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 196 ÷ 156 = 1 remainder 40 |
| 2 | 156 ÷ 40 = 3 remainder 36 |
| 3 | 40 ÷ 36 = 1 remainder 4 |
| 4 | 36 ÷ 4 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 54 and 77 | 4158 |
| 51 and 188 | 9588 |
| 177 and 155 | 27435 |
| 181 and 80 | 14480 |
| 129 and 156 | 6708 |