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What is the Least Common Multiple of 8543 and 8557?

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 8543 and 8557 is 73102451.

LCM(8543,8557) = 73102451

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Least Common Multiple of 8543 and 8557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8543 and 8557, than apply into the LCM equation.

GCF(8543,8557) = 1
LCM(8543,8557) = ( 8543 × 8557) / 1
LCM(8543,8557) = 73102451 / 1
LCM(8543,8557) = 73102451

Least Common Multiple (LCM) of 8543 and 8557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8543 and 8557. First we will calculate the prime factors of 8543 and 8557.

Prime Factorization of 8543

Prime factors of 8543 are 8543. Prime factorization of 8543 in exponential form is:

8543 = 85431

Prime Factorization of 8557

Prime factors of 8557 are 43, 199. Prime factorization of 8557 in exponential form is:

8557 = 431 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 8543 and 8557.

LCM(8543,8557) = 85431 × 431 × 1991
LCM(8543,8557) = 73102451