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What is the Least Common Multiple of 84631 and 84641?

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 84631 and 84641 is 7163252471.

LCM(84631,84641) = 7163252471

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Least Common Multiple of 84631 and 84641 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84631 and 84641, than apply into the LCM equation.

GCF(84631,84641) = 1
LCM(84631,84641) = ( 84631 × 84641) / 1
LCM(84631,84641) = 7163252471 / 1
LCM(84631,84641) = 7163252471

Least Common Multiple (LCM) of 84631 and 84641 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84631 and 84641. First we will calculate the prime factors of 84631 and 84641.

Prime Factorization of 84631

Prime factors of 84631 are 84631. Prime factorization of 84631 in exponential form is:

84631 = 846311

Prime Factorization of 84641

Prime factors of 84641 are 53, 1597. Prime factorization of 84641 in exponential form is:

84641 = 531 × 15971

Now multiplying the highest exponent prime factors to calculate the LCM of 84631 and 84641.

LCM(84631,84641) = 846311 × 531 × 15971
LCM(84631,84641) = 7163252471