What is the Least Common Multiple of 84856 and 84876?

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 84856 and 84876 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84856 and 84876, than apply into the LCM equation.

GCF(84856,84876) = 4
LCM(84856,84876) = ( 84856 × 84876) / 4
LCM(84856,84876) = 7202237856 / 4
LCM(84856,84876) = 1800559464

Least Common Multiple (LCM) of 84856 and 84876 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84856 and 84876. First we will calculate the prime factors of 84856 and 84876.

Prime Factorization of 84856

Prime Factorization of 84876

Now multiplying the highest exponent prime factors to calculate the LCM of 84856 and 84876.

LCM(84856,84876) = 2³ × 10607¹ × 3¹ × 11¹ × 643¹
LCM(84856,84876) = 1800559464