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What is the Least Common Multiple of 54156 and 54173?

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 54156 and 54173 is 2933792988.

LCM(54156,54173) = 2933792988

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Least Common Multiple of 54156 and 54173 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54156 and 54173, than apply into the LCM equation.

GCF(54156,54173) = 1
LCM(54156,54173) = ( 54156 × 54173) / 1
LCM(54156,54173) = 2933792988 / 1
LCM(54156,54173) = 2933792988

Least Common Multiple (LCM) of 54156 and 54173 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54156 and 54173. First we will calculate the prime factors of 54156 and 54173.

Prime Factorization of 54156

Prime factors of 54156 are 2, 3, 4513. Prime factorization of 54156 in exponential form is:

54156 = 22 × 31 × 45131

Prime Factorization of 54173

Prime factors of 54173 are 7, 71, 109. Prime factorization of 54173 in exponential form is:

54173 = 71 × 711 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 54156 and 54173.

LCM(54156,54173) = 22 × 31 × 45131 × 71 × 711 × 1091
LCM(54156,54173) = 2933792988