Least Common Multiple (LCM) of 90 and 186
The least common multiple (LCM) of 90 and 186 is 2790.
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 90 and 186?
First, calculate the GCD of 90 and 186 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 90 ÷ 186 = 0 remainder 90 |
| 2 | 186 ÷ 90 = 2 remainder 6 |
| 3 | 90 ÷ 6 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 42 | 2226 |
| 40 and 172 | 1720 |
| 168 and 85 | 14280 |
| 127 and 58 | 7366 |
| 29 and 145 | 145 |