What is the Least Common Multiple of 6879 and 6891?

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 of 6879 and 6891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6879 and 6891, than apply into the LCM equation.

GCF(6879,6891) = 3
LCM(6879,6891) = ( 6879 × 6891) / 3
LCM(6879,6891) = 47403189 / 3
LCM(6879,6891) = 15801063

Least Common Multiple (LCM) of 6879 and 6891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6879 and 6891. First we will calculate the prime factors of 6879 and 6891.

Prime Factorization of 6879

Prime Factorization of 6891

Now multiplying the highest exponent prime factors to calculate the LCM of 6879 and 6891.

LCM(6879,6891) = 3¹ × 2293¹ × 2297¹
LCM(6879,6891) = 15801063