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What is the Least Common Multiple of 66631 and 66641?

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 66631 and 66641 is 4440356471.

LCM(66631,66641) = 4440356471

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Least Common Multiple of 66631 and 66641 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66631 and 66641, than apply into the LCM equation.

GCF(66631,66641) = 1
LCM(66631,66641) = ( 66631 × 66641) / 1
LCM(66631,66641) = 4440356471 / 1
LCM(66631,66641) = 4440356471

Least Common Multiple (LCM) of 66631 and 66641 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66631 and 66641. First we will calculate the prime factors of 66631 and 66641.

Prime Factorization of 66631

Prime factors of 66631 are 23, 2897. Prime factorization of 66631 in exponential form is:

66631 = 231 × 28971

Prime Factorization of 66641

Prime factors of 66641 are 103, 647. Prime factorization of 66641 in exponential form is:

66641 = 1031 × 6471

Now multiplying the highest exponent prime factors to calculate the LCM of 66631 and 66641.

LCM(66631,66641) = 231 × 28971 × 1031 × 6471
LCM(66631,66641) = 4440356471