What is the Least Common Multiple of 86868 and 86887?

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 86868 and 86887 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86868 and 86887, than apply into the LCM equation.

GCF(86868,86887) = 19
LCM(86868,86887) = ( 86868 × 86887) / 19
LCM(86868,86887) = 7547699916 / 19
LCM(86868,86887) = 397247364

Least Common Multiple (LCM) of 86868 and 86887 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86868 and 86887. First we will calculate the prime factors of 86868 and 86887.

Prime Factorization of 86868

Prime Factorization of 86887

Now multiplying the highest exponent prime factors to calculate the LCM of 86868 and 86887.

LCM(86868,86887) = 2² × 3² × 19¹ × 127¹ × 17¹ × 269¹
LCM(86868,86887) = 397247364