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What is the Least Common Multiple of 75866 and 75873?

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 75866 and 75873 is 822311574.

LCM(75866,75873) = 822311574

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Least Common Multiple of 75866 and 75873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75866 and 75873, than apply into the LCM equation.

GCF(75866,75873) = 7
LCM(75866,75873) = ( 75866 × 75873) / 7
LCM(75866,75873) = 5756181018 / 7
LCM(75866,75873) = 822311574

Least Common Multiple (LCM) of 75866 and 75873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75866 and 75873. First we will calculate the prime factors of 75866 and 75873.

Prime Factorization of 75866

Prime factors of 75866 are 2, 7, 5419. Prime factorization of 75866 in exponential form is:

75866 = 21 × 71 × 54191

Prime Factorization of 75873

Prime factors of 75873 are 3, 7, 3613. Prime factorization of 75873 in exponential form is:

75873 = 31 × 71 × 36131

Now multiplying the highest exponent prime factors to calculate the LCM of 75866 and 75873.

LCM(75866,75873) = 21 × 71 × 54191 × 31 × 36131
LCM(75866,75873) = 822311574