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What is the Least Common Multiple of 6874 and 6886?

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 6874 and 6886 is 23667182.

LCM(6874,6886) = 23667182

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Least Common Multiple of 6874 and 6886 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6874 and 6886, than apply into the LCM equation.

GCF(6874,6886) = 2
LCM(6874,6886) = ( 6874 × 6886) / 2
LCM(6874,6886) = 47334364 / 2
LCM(6874,6886) = 23667182

Least Common Multiple (LCM) of 6874 and 6886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6874 and 6886. First we will calculate the prime factors of 6874 and 6886.

Prime Factorization of 6874

Prime factors of 6874 are 2, 7, 491. Prime factorization of 6874 in exponential form is:

6874 = 21 × 71 × 4911

Prime Factorization of 6886

Prime factors of 6886 are 2, 11, 313. Prime factorization of 6886 in exponential form is:

6886 = 21 × 111 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 6874 and 6886.

LCM(6874,6886) = 21 × 71 × 4911 × 111 × 3131
LCM(6874,6886) = 23667182