Least Common Multiple (LCM) of 172 and 96
The least common multiple (LCM) of 172 and 96 is 4128.
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 96?
First, calculate the GCD of 172 and 96 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 172 ÷ 96 = 1 remainder 76 |
| 2 | 96 ÷ 76 = 1 remainder 20 |
| 3 | 76 ÷ 20 = 3 remainder 16 |
| 4 | 20 ÷ 16 = 1 remainder 4 |
| 5 | 16 ÷ 4 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 91 and 104 | 728 |
| 131 and 99 | 12969 |
| 61 and 89 | 5429 |
| 84 and 79 | 6636 |
| 96 and 85 | 8160 |