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Least Common Multiple (LCM) of 31 and 169

The least common multiple (LCM) of 31 and 169 is 5239.

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 31 and 169?

First, calculate the GCD of 31 and 169 using the Euclidean algorithm. Then use the formula above to find the LCM.

Step-by-Step GCD Calculation

StepCalculation
1 31 ÷ 169 = 0 remainder 31
2 169 ÷ 31 = 5 remainder 14
3 31 ÷ 14 = 2 remainder 3
4 14 ÷ 3 = 4 remainder 2
5 3 ÷ 2 = 1 remainder 1
6 2 ÷ 1 = 2 remainder 0

Examples of LCM Calculations

NumbersLCM
20 and 185740
65 and 976305
26 and 1012626
89 and 14112549
132 and 1348844

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