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What is the Least Common Multiple of 82558 and 82578?

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 82558 and 82578 is 3408737262.

LCM(82558,82578) = 3408737262

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Least Common Multiple of 82558 and 82578 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82558 and 82578, than apply into the LCM equation.

GCF(82558,82578) = 2
LCM(82558,82578) = ( 82558 × 82578) / 2
LCM(82558,82578) = 6817474524 / 2
LCM(82558,82578) = 3408737262

Least Common Multiple (LCM) of 82558 and 82578 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82558 and 82578. First we will calculate the prime factors of 82558 and 82578.

Prime Factorization of 82558

Prime factors of 82558 are 2, 7, 5897. Prime factorization of 82558 in exponential form is:

82558 = 21 × 71 × 58971

Prime Factorization of 82578

Prime factors of 82578 are 2, 3, 13763. Prime factorization of 82578 in exponential form is:

82578 = 21 × 31 × 137631

Now multiplying the highest exponent prime factors to calculate the LCM of 82558 and 82578.

LCM(82558,82578) = 21 × 71 × 58971 × 31 × 137631
LCM(82558,82578) = 3408737262