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What is the Least Common Multiple of 85589 and 85605?

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 85589 and 85605 is 7326846345.

LCM(85589,85605) = 7326846345

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Least Common Multiple of 85589 and 85605 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85589 and 85605, than apply into the LCM equation.

GCF(85589,85605) = 1
LCM(85589,85605) = ( 85589 × 85605) / 1
LCM(85589,85605) = 7326846345 / 1
LCM(85589,85605) = 7326846345

Least Common Multiple (LCM) of 85589 and 85605 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85589 and 85605. First we will calculate the prime factors of 85589 and 85605.

Prime Factorization of 85589

Prime factors of 85589 are 7, 12227. Prime factorization of 85589 in exponential form is:

85589 = 71 × 122271

Prime Factorization of 85605

Prime factors of 85605 are 3, 5, 13, 439. Prime factorization of 85605 in exponential form is:

85605 = 31 × 51 × 131 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 85589 and 85605.

LCM(85589,85605) = 71 × 122271 × 31 × 51 × 131 × 4391
LCM(85589,85605) = 7326846345