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What is the Least Common Multiple of 84557 and 84576?

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 84557 and 84576 is 7151492832.

LCM(84557,84576) = 7151492832

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Least Common Multiple of 84557 and 84576 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84557 and 84576, than apply into the LCM equation.

GCF(84557,84576) = 1
LCM(84557,84576) = ( 84557 × 84576) / 1
LCM(84557,84576) = 7151492832 / 1
LCM(84557,84576) = 7151492832

Least Common Multiple (LCM) of 84557 and 84576 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84557 and 84576. First we will calculate the prime factors of 84557 and 84576.

Prime Factorization of 84557

Prime factors of 84557 are 11, 7687. Prime factorization of 84557 in exponential form is:

84557 = 111 × 76871

Prime Factorization of 84576

Prime factors of 84576 are 2, 3, 881. Prime factorization of 84576 in exponential form is:

84576 = 25 × 31 × 8811

Now multiplying the highest exponent prime factors to calculate the LCM of 84557 and 84576.

LCM(84557,84576) = 111 × 76871 × 25 × 31 × 8811
LCM(84557,84576) = 7151492832