Least Common Multiple (LCM) of 172 and 2
The least common multiple (LCM) of 172 and 2 is 172.
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 2?
First, calculate the GCD of 172 and 2 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 172 ÷ 2 = 86 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 38 and 117 | 4446 |
| 190 and 17 | 3230 |
| 191 and 19 | 3629 |
| 51 and 52 | 2652 |
| 18 and 49 | 882 |