What is the Least Common Multiple of 86873 and 86891?

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 86873 and 86891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86873 and 86891, than apply into the LCM equation.

GCF(86873,86891) = 1
LCM(86873,86891) = ( 86873 × 86891) / 1
LCM(86873,86891) = 7548481843 / 1
LCM(86873,86891) = 7548481843

Least Common Multiple (LCM) of 86873 and 86891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86873 and 86891. First we will calculate the prime factors of 86873 and 86891.

Prime Factorization of 86873

Prime Factorization of 86891

Now multiplying the highest exponent prime factors to calculate the LCM of 86873 and 86891.

LCM(86873,86891) = 109¹ × 797¹ × 7¹ × 12413¹
LCM(86873,86891) = 7548481843