What is the Least Common Multiple of 84178 and 84184?

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 84178 and 84184 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84178 and 84184, than apply into the LCM equation.

GCF(84178,84184) = 2
LCM(84178,84184) = ( 84178 × 84184) / 2
LCM(84178,84184) = 7086440752 / 2
LCM(84178,84184) = 3543220376

Least Common Multiple (LCM) of 84178 and 84184 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84178 and 84184. First we will calculate the prime factors of 84178 and 84184.

Prime Factorization of 84178

Prime Factorization of 84184

Now multiplying the highest exponent prime factors to calculate the LCM of 84178 and 84184.

LCM(84178,84184) = 2³ × 42089¹ × 17¹ × 619¹
LCM(84178,84184) = 3543220376