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What is the Least Common Multiple of 12821 and 12841?

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 12821 and 12841 is 164634461.

LCM(12821,12841) = 164634461

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Least Common Multiple of 12821 and 12841 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12821 and 12841, than apply into the LCM equation.

GCF(12821,12841) = 1
LCM(12821,12841) = ( 12821 × 12841) / 1
LCM(12821,12841) = 164634461 / 1
LCM(12821,12841) = 164634461

Least Common Multiple (LCM) of 12821 and 12841 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12821 and 12841. First we will calculate the prime factors of 12821 and 12841.

Prime Factorization of 12821

Prime factors of 12821 are 12821. Prime factorization of 12821 in exponential form is:

12821 = 128211

Prime Factorization of 12841

Prime factors of 12841 are 12841. Prime factorization of 12841 in exponential form is:

12841 = 128411

Now multiplying the highest exponent prime factors to calculate the LCM of 12821 and 12841.

LCM(12821,12841) = 128211 × 128411
LCM(12821,12841) = 164634461