Least Common Multiple (LCM) of 27 and 36
The least common multiple (LCM) of 27 and 36 is 108.
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 27 and 36?
First, calculate the GCD of 27 and 36 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 27 ÷ 36 = 0 remainder 27 |
| 2 | 36 ÷ 27 = 1 remainder 9 |
| 3 | 27 ÷ 9 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 149 and 93 | 13857 |
| 166 and 29 | 4814 |
| 57 and 152 | 456 |
| 21 and 50 | 1050 |
| 138 and 11 | 1518 |