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What is the Least Common Multiple of 12847 and 12865?

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 12847 and 12865 is 165276655.

LCM(12847,12865) = 165276655

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Least Common Multiple of 12847 and 12865 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12847 and 12865, than apply into the LCM equation.

GCF(12847,12865) = 1
LCM(12847,12865) = ( 12847 × 12865) / 1
LCM(12847,12865) = 165276655 / 1
LCM(12847,12865) = 165276655

Least Common Multiple (LCM) of 12847 and 12865 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12847 and 12865. First we will calculate the prime factors of 12847 and 12865.

Prime Factorization of 12847

Prime factors of 12847 are 29, 443. Prime factorization of 12847 in exponential form is:

12847 = 291 × 4431

Prime Factorization of 12865

Prime factors of 12865 are 5, 31, 83. Prime factorization of 12865 in exponential form is:

12865 = 51 × 311 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 12847 and 12865.

LCM(12847,12865) = 291 × 4431 × 51 × 311 × 831
LCM(12847,12865) = 165276655