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What is the Least Common Multiple of 85987 and 86004?

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 85987 and 86004 is 7395225948.

LCM(85987,86004) = 7395225948

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Least Common Multiple of 85987 and 86004 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85987 and 86004, than apply into the LCM equation.

GCF(85987,86004) = 1
LCM(85987,86004) = ( 85987 × 86004) / 1
LCM(85987,86004) = 7395225948 / 1
LCM(85987,86004) = 7395225948

Least Common Multiple (LCM) of 85987 and 86004 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85987 and 86004. First we will calculate the prime factors of 85987 and 86004.

Prime Factorization of 85987

Prime factors of 85987 are 11, 7817. Prime factorization of 85987 in exponential form is:

85987 = 111 × 78171

Prime Factorization of 86004

Prime factors of 86004 are 2, 3, 2389. Prime factorization of 86004 in exponential form is:

86004 = 22 × 32 × 23891

Now multiplying the highest exponent prime factors to calculate the LCM of 85987 and 86004.

LCM(85987,86004) = 111 × 78171 × 22 × 32 × 23891
LCM(85987,86004) = 7395225948