What is the Least Common Multiple of 84189 and 84203?

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 84189 and 84203 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84189 and 84203, than apply into the LCM equation.

GCF(84189,84203) = 7
LCM(84189,84203) = ( 84189 × 84203) / 7
LCM(84189,84203) = 7088966367 / 7
LCM(84189,84203) = 1012709481

Least Common Multiple (LCM) of 84189 and 84203 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84189 and 84203. First we will calculate the prime factors of 84189 and 84203.

Prime Factorization of 84189

Prime Factorization of 84203

Now multiplying the highest exponent prime factors to calculate the LCM of 84189 and 84203.

LCM(84189,84203) = 3¹ × 7¹ × 19¹ × 211¹ × 23¹ × 523¹
LCM(84189,84203) = 1012709481