Least Common Multiple (LCM) of 172 and 136
The least common multiple (LCM) of 172 and 136 is 5848.
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 172 and 136?
First, calculate the GCD of 172 and 136 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 172 ÷ 136 = 1 remainder 36 |
| 2 | 136 ÷ 36 = 3 remainder 28 |
| 3 | 36 ÷ 28 = 1 remainder 8 |
| 4 | 28 ÷ 8 = 3 remainder 4 |
| 5 | 8 ÷ 4 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 129 and 131 | 16899 |
| 139 and 54 | 7506 |
| 65 and 62 | 4030 |
| 158 and 193 | 30494 |
| 88 and 143 | 1144 |