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What is the Least Common Multiple of 84102 and 84116?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 84102 and 84116 is 3537161916.

LCM(84102,84116) = 3537161916

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Least Common Multiple of 84102 and 84116 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84102 and 84116, than apply into the LCM equation.

GCF(84102,84116) = 2
LCM(84102,84116) = ( 84102 × 84116) / 2
LCM(84102,84116) = 7074323832 / 2
LCM(84102,84116) = 3537161916

Least Common Multiple (LCM) of 84102 and 84116 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84102 and 84116. First we will calculate the prime factors of 84102 and 84116.

Prime Factorization of 84102

Prime factors of 84102 are 2, 3, 107, 131. Prime factorization of 84102 in exponential form is:

84102 = 21 × 31 × 1071 × 1311

Prime Factorization of 84116

Prime factors of 84116 are 2, 17, 1237. Prime factorization of 84116 in exponential form is:

84116 = 22 × 171 × 12371

Now multiplying the highest exponent prime factors to calculate the LCM of 84102 and 84116.

LCM(84102,84116) = 22 × 31 × 1071 × 1311 × 171 × 12371
LCM(84102,84116) = 3537161916