What is the Least Common Multiple of 85688 and 85694?

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 85688 and 85694 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85688 and 85694, than apply into the LCM equation.

GCF(85688,85694) = 2
LCM(85688,85694) = ( 85688 × 85694) / 2
LCM(85688,85694) = 7342947472 / 2
LCM(85688,85694) = 3671473736

Least Common Multiple (LCM) of 85688 and 85694 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85688 and 85694. First we will calculate the prime factors of 85688 and 85694.

Prime Factorization of 85688

Prime Factorization of 85694

Now multiplying the highest exponent prime factors to calculate the LCM of 85688 and 85694.

LCM(85688,85694) = 2³ × 10711¹ × 7¹ × 6121¹
LCM(85688,85694) = 3671473736