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What is the Least Common Multiple of 54129 and 54138?

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 54129 and 54138 is 976811934.

LCM(54129,54138) = 976811934

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Least Common Multiple of 54129 and 54138 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54129 and 54138, than apply into the LCM equation.

GCF(54129,54138) = 3
LCM(54129,54138) = ( 54129 × 54138) / 3
LCM(54129,54138) = 2930435802 / 3
LCM(54129,54138) = 976811934

Least Common Multiple (LCM) of 54129 and 54138 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54129 and 54138. First we will calculate the prime factors of 54129 and 54138.

Prime Factorization of 54129

Prime factors of 54129 are 3, 18043. Prime factorization of 54129 in exponential form is:

54129 = 31 × 180431

Prime Factorization of 54138

Prime factors of 54138 are 2, 3, 7, 1289. Prime factorization of 54138 in exponential form is:

54138 = 21 × 31 × 71 × 12891

Now multiplying the highest exponent prime factors to calculate the LCM of 54129 and 54138.

LCM(54129,54138) = 31 × 180431 × 21 × 71 × 12891
LCM(54129,54138) = 976811934