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What is the Least Common Multiple of 85659 and 85679?

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 85659 and 85679 is 7339177461.

LCM(85659,85679) = 7339177461

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Least Common Multiple of 85659 and 85679 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85659 and 85679, than apply into the LCM equation.

GCF(85659,85679) = 1
LCM(85659,85679) = ( 85659 × 85679) / 1
LCM(85659,85679) = 7339177461 / 1
LCM(85659,85679) = 7339177461

Least Common Multiple (LCM) of 85659 and 85679 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85659 and 85679. First we will calculate the prime factors of 85659 and 85679.

Prime Factorization of 85659

Prime factors of 85659 are 3, 7, 4079. Prime factorization of 85659 in exponential form is:

85659 = 31 × 71 × 40791

Prime Factorization of 85679

Prime factors of 85679 are 11, 7789. Prime factorization of 85679 in exponential form is:

85679 = 111 × 77891

Now multiplying the highest exponent prime factors to calculate the LCM of 85659 and 85679.

LCM(85659,85679) = 31 × 71 × 40791 × 111 × 77891
LCM(85659,85679) = 7339177461