What is the Least Common Multiple of 84021 and 84026?

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 84021 and 84026 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84021 and 84026, than apply into the LCM equation.

GCF(84021,84026) = 1
LCM(84021,84026) = ( 84021 × 84026) / 1
LCM(84021,84026) = 7059948546 / 1
LCM(84021,84026) = 7059948546

Least Common Multiple (LCM) of 84021 and 84026 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84021 and 84026. First we will calculate the prime factors of 84021 and 84026.

Prime Factorization of 84021

Prime Factorization of 84026

Now multiplying the highest exponent prime factors to calculate the LCM of 84021 and 84026.

LCM(84021,84026) = 3¹ × 7¹ × 4001¹ × 2¹ × 42013¹
LCM(84021,84026) = 7059948546