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What is the Least Common Multiple of 82149 and 82154?

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 82149 and 82154 is 6748868946.

LCM(82149,82154) = 6748868946

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Least Common Multiple of 82149 and 82154 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82149 and 82154, than apply into the LCM equation.

GCF(82149,82154) = 1
LCM(82149,82154) = ( 82149 × 82154) / 1
LCM(82149,82154) = 6748868946 / 1
LCM(82149,82154) = 6748868946

Least Common Multiple (LCM) of 82149 and 82154 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82149 and 82154. First we will calculate the prime factors of 82149 and 82154.

Prime Factorization of 82149

Prime factors of 82149 are 3, 139, 197. Prime factorization of 82149 in exponential form is:

82149 = 31 × 1391 × 1971

Prime Factorization of 82154

Prime factors of 82154 are 2, 41077. Prime factorization of 82154 in exponential form is:

82154 = 21 × 410771

Now multiplying the highest exponent prime factors to calculate the LCM of 82149 and 82154.

LCM(82149,82154) = 31 × 1391 × 1971 × 21 × 410771
LCM(82149,82154) = 6748868946