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What is the Least Common Multiple of 6871 and 6878?

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 6871 and 6878 is 47258738.

LCM(6871,6878) = 47258738

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Least Common Multiple of 6871 and 6878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6871 and 6878, than apply into the LCM equation.

GCF(6871,6878) = 1
LCM(6871,6878) = ( 6871 × 6878) / 1
LCM(6871,6878) = 47258738 / 1
LCM(6871,6878) = 47258738

Least Common Multiple (LCM) of 6871 and 6878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6871 and 6878. First we will calculate the prime factors of 6871 and 6878.

Prime Factorization of 6871

Prime factors of 6871 are 6871. Prime factorization of 6871 in exponential form is:

6871 = 68711

Prime Factorization of 6878

Prime factors of 6878 are 2, 19, 181. Prime factorization of 6878 in exponential form is:

6878 = 21 × 191 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 6871 and 6878.

LCM(6871,6878) = 68711 × 21 × 191 × 1811
LCM(6871,6878) = 47258738