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Least Common Multiple (LCM) of 27 and 81

The least common multiple (LCM) of 27 and 81 is 81.

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 81?

First, calculate the GCD of 27 and 81 using the Euclidean algorithm. Then use the formula above to find the LCM.

Step-by-Step GCD Calculation

StepCalculation
1 27 ÷ 81 = 0 remainder 27
2 81 ÷ 27 = 3 remainder 0

Examples of LCM Calculations

NumbersLCM
63 and 18711781
93 and 1685208
135 and 12540
45 and 1862790
148 and 1188732

Try Calculating LCM of Other Numbers







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