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What is the Least Common Multiple of 12104 and 12118?

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 12104 and 12118 is 73338136.

LCM(12104,12118) = 73338136

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Least Common Multiple of 12104 and 12118 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12104 and 12118, than apply into the LCM equation.

GCF(12104,12118) = 2
LCM(12104,12118) = ( 12104 × 12118) / 2
LCM(12104,12118) = 146676272 / 2
LCM(12104,12118) = 73338136

Least Common Multiple (LCM) of 12104 and 12118 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12104 and 12118. First we will calculate the prime factors of 12104 and 12118.

Prime Factorization of 12104

Prime factors of 12104 are 2, 17, 89. Prime factorization of 12104 in exponential form is:

12104 = 23 × 171 × 891

Prime Factorization of 12118

Prime factors of 12118 are 2, 73, 83. Prime factorization of 12118 in exponential form is:

12118 = 21 × 731 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 12104 and 12118.

LCM(12104,12118) = 23 × 171 × 891 × 731 × 831
LCM(12104,12118) = 73338136