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What is the Least Common Multiple of 25872 and 25878?

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 25872 and 25878 is 111585936.

LCM(25872,25878) = 111585936

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Least Common Multiple of 25872 and 25878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25872 and 25878, than apply into the LCM equation.

GCF(25872,25878) = 6
LCM(25872,25878) = ( 25872 × 25878) / 6
LCM(25872,25878) = 669515616 / 6
LCM(25872,25878) = 111585936

Least Common Multiple (LCM) of 25872 and 25878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25872 and 25878. First we will calculate the prime factors of 25872 and 25878.

Prime Factorization of 25872

Prime factors of 25872 are 2, 3, 7, 11. Prime factorization of 25872 in exponential form is:

25872 = 24 × 31 × 72 × 111

Prime Factorization of 25878

Prime factors of 25878 are 2, 3, 19, 227. Prime factorization of 25878 in exponential form is:

25878 = 21 × 31 × 191 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 25872 and 25878.

LCM(25872,25878) = 24 × 31 × 72 × 111 × 191 × 2271
LCM(25872,25878) = 111585936