What is the Least Common Multiple of 86781 and 86796?

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 86781 and 86796 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86781 and 86796, than apply into the LCM equation.

GCF(86781,86796) = 3
LCM(86781,86796) = ( 86781 × 86796) / 3
LCM(86781,86796) = 7532243676 / 3
LCM(86781,86796) = 2510747892

Least Common Multiple (LCM) of 86781 and 86796 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86781 and 86796. First we will calculate the prime factors of 86781 and 86796.

Prime Factorization of 86781

Prime Factorization of 86796

Now multiplying the highest exponent prime factors to calculate the LCM of 86781 and 86796.

LCM(86781,86796) = 3² × 28927¹ × 2² × 2411¹
LCM(86781,86796) = 2510747892