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What is the Least Common Multiple of 12862 and 12881?

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 12862 and 12881 is 165675422.

LCM(12862,12881) = 165675422

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Least Common Multiple of 12862 and 12881 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12862 and 12881, than apply into the LCM equation.

GCF(12862,12881) = 1
LCM(12862,12881) = ( 12862 × 12881) / 1
LCM(12862,12881) = 165675422 / 1
LCM(12862,12881) = 165675422

Least Common Multiple (LCM) of 12862 and 12881 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12862 and 12881. First we will calculate the prime factors of 12862 and 12881.

Prime Factorization of 12862

Prime factors of 12862 are 2, 59, 109. Prime factorization of 12862 in exponential form is:

12862 = 21 × 591 × 1091

Prime Factorization of 12881

Prime factors of 12881 are 11, 1171. Prime factorization of 12881 in exponential form is:

12881 = 111 × 11711

Now multiplying the highest exponent prime factors to calculate the LCM of 12862 and 12881.

LCM(12862,12881) = 21 × 591 × 1091 × 111 × 11711
LCM(12862,12881) = 165675422