Least Common Multiple (LCM) of 27 and 53
The least common multiple (LCM) of 27 and 53 is 1431.
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 53?
First, calculate the GCD of 27 and 53 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 27 ÷ 53 = 0 remainder 27 |
| 2 | 53 ÷ 27 = 1 remainder 26 |
| 3 | 27 ÷ 26 = 1 remainder 1 |
| 4 | 26 ÷ 1 = 26 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 84 and 115 | 9660 |
| 119 and 18 | 2142 |
| 34 and 70 | 1190 |
| 184 and 105 | 19320 |
| 102 and 121 | 12342 |