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What is the Least Common Multiple of 57543 and 57556?

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 57543 and 57556 is 3311944908.

LCM(57543,57556) = 3311944908

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Least Common Multiple of 57543 and 57556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57543 and 57556, than apply into the LCM equation.

GCF(57543,57556) = 1
LCM(57543,57556) = ( 57543 × 57556) / 1
LCM(57543,57556) = 3311944908 / 1
LCM(57543,57556) = 3311944908

Least Common Multiple (LCM) of 57543 and 57556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57543 and 57556. First we will calculate the prime factors of 57543 and 57556.

Prime Factorization of 57543

Prime factors of 57543 are 3, 19181. Prime factorization of 57543 in exponential form is:

57543 = 31 × 191811

Prime Factorization of 57556

Prime factors of 57556 are 2, 14389. Prime factorization of 57556 in exponential form is:

57556 = 22 × 143891

Now multiplying the highest exponent prime factors to calculate the LCM of 57543 and 57556.

LCM(57543,57556) = 31 × 191811 × 22 × 143891
LCM(57543,57556) = 3311944908