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What is the Least Common Multiple of 8545 and 8558?

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 8545 and 8558 is 73128110.

LCM(8545,8558) = 73128110

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Least Common Multiple of 8545 and 8558 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8545 and 8558, than apply into the LCM equation.

GCF(8545,8558) = 1
LCM(8545,8558) = ( 8545 × 8558) / 1
LCM(8545,8558) = 73128110 / 1
LCM(8545,8558) = 73128110

Least Common Multiple (LCM) of 8545 and 8558 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8545 and 8558. First we will calculate the prime factors of 8545 and 8558.

Prime Factorization of 8545

Prime factors of 8545 are 5, 1709. Prime factorization of 8545 in exponential form is:

8545 = 51 × 17091

Prime Factorization of 8558

Prime factors of 8558 are 2, 11, 389. Prime factorization of 8558 in exponential form is:

8558 = 21 × 111 × 3891

Now multiplying the highest exponent prime factors to calculate the LCM of 8545 and 8558.

LCM(8545,8558) = 51 × 17091 × 21 × 111 × 3891
LCM(8545,8558) = 73128110