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What is the Least Common Multiple of 8591 and 8609?

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 8591 and 8609 is 73959919.

LCM(8591,8609) = 73959919

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Least Common Multiple of 8591 and 8609 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8591 and 8609, than apply into the LCM equation.

GCF(8591,8609) = 1
LCM(8591,8609) = ( 8591 × 8609) / 1
LCM(8591,8609) = 73959919 / 1
LCM(8591,8609) = 73959919

Least Common Multiple (LCM) of 8591 and 8609 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8591 and 8609. First we will calculate the prime factors of 8591 and 8609.

Prime Factorization of 8591

Prime factors of 8591 are 11, 71. Prime factorization of 8591 in exponential form is:

8591 = 112 × 711

Prime Factorization of 8609

Prime factors of 8609 are 8609. Prime factorization of 8609 in exponential form is:

8609 = 86091

Now multiplying the highest exponent prime factors to calculate the LCM of 8591 and 8609.

LCM(8591,8609) = 112 × 711 × 86091
LCM(8591,8609) = 73959919