What is the Least Common Multiple of 84421 and 84441?

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 84421 and 84441 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84421 and 84441, than apply into the LCM equation.

GCF(84421,84441) = 1
LCM(84421,84441) = ( 84421 × 84441) / 1
LCM(84421,84441) = 7128593661 / 1
LCM(84421,84441) = 7128593661

Least Common Multiple (LCM) of 84421 and 84441 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84421 and 84441. First we will calculate the prime factors of 84421 and 84441.

Prime Factorization of 84421

Prime Factorization of 84441

Now multiplying the highest exponent prime factors to calculate the LCM of 84421 and 84441.

LCM(84421,84441) = 84421¹ × 3¹ × 7¹ × 4021¹
LCM(84421,84441) = 7128593661