What is the Least Common Multiple of 78087 and 78091?

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 78087 and 78091 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78087 and 78091, than apply into the LCM equation.

GCF(78087,78091) = 1
LCM(78087,78091) = ( 78087 × 78091) / 1
LCM(78087,78091) = 6097891917 / 1
LCM(78087,78091) = 6097891917

Least Common Multiple (LCM) of 78087 and 78091 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78087 and 78091. First we will calculate the prime factors of 78087 and 78091.

Prime Factorization of 78087

Prime Factorization of 78091

Now multiplying the highest exponent prime factors to calculate the LCM of 78087 and 78091.

LCM(78087,78091) = 3¹ × 26029¹ × 13¹ × 6007¹
LCM(78087,78091) = 6097891917