Least Common Multiple (LCM) of 188 and 31
The least common multiple (LCM) of 188 and 31 is 5828.
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 188 and 31?
First, calculate the GCD of 188 and 31 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 188 ÷ 31 = 6 remainder 2 |
| 2 | 31 ÷ 2 = 15 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 96 and 96 | 96 |
| 173 and 55 | 9515 |
| 150 and 109 | 16350 |
| 143 and 39 | 429 |
| 132 and 20 | 660 |