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Least Common Multiple (LCM) of 90 and 124

The least common multiple (LCM) of 90 and 124 is 5580.

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 124?

First, calculate the GCD of 90 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.

Step-by-Step GCD Calculation

StepCalculation
1 90 ÷ 124 = 0 remainder 90
2 124 ÷ 90 = 1 remainder 34
3 90 ÷ 34 = 2 remainder 22
4 34 ÷ 22 = 1 remainder 12
5 22 ÷ 12 = 1 remainder 10
6 12 ÷ 10 = 1 remainder 2
7 10 ÷ 2 = 5 remainder 0

Examples of LCM Calculations

NumbersLCM
22 and 531166
142 and 8712354
31 and 993069
184 and 1069752
35 and 85595

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