What is the Least Common Multiple of 6864 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 of 6864 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 6864 and 6878, than apply into the LCM equation.

GCF(6864,6878) = 2
LCM(6864,6878) = ( 6864 × 6878) / 2
LCM(6864,6878) = 47210592 / 2
LCM(6864,6878) = 23605296

Least Common Multiple (LCM) of 6864 and 6878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6864 and 6878. First we will calculate the prime factors of 6864 and 6878.

Prime Factorization of 6864

Prime Factorization of 6878

Now multiplying the highest exponent prime factors to calculate the LCM of 6864 and 6878.

LCM(6864,6878) = 2⁴ × 3¹ × 11¹ × 13¹ × 19¹ × 181¹
LCM(6864,6878) = 23605296