What is the Least Common Multiple of 84151 and 84171?

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 84151 and 84171 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84151 and 84171, than apply into the LCM equation.

GCF(84151,84171) = 1
LCM(84151,84171) = ( 84151 × 84171) / 1
LCM(84151,84171) = 7083073821 / 1
LCM(84151,84171) = 7083073821

Least Common Multiple (LCM) of 84151 and 84171 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84151 and 84171. First we will calculate the prime factors of 84151 and 84171.

Prime Factorization of 84151

Prime Factorization of 84171

Now multiplying the highest exponent prime factors to calculate the LCM of 84151 and 84171.

LCM(84151,84171) = 19¹ × 43¹ × 103¹ × 3¹ × 28057¹
LCM(84151,84171) = 7083073821