What is the Least Common Multiple of 80040 and 80044?

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 80040 and 80044 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80040 and 80044, than apply into the LCM equation.

GCF(80040,80044) = 4
LCM(80040,80044) = ( 80040 × 80044) / 4
LCM(80040,80044) = 6406721760 / 4
LCM(80040,80044) = 1601680440

Least Common Multiple (LCM) of 80040 and 80044 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80040 and 80044. First we will calculate the prime factors of 80040 and 80044.

Prime Factorization of 80040

Prime Factorization of 80044

Now multiplying the highest exponent prime factors to calculate the LCM of 80040 and 80044.

LCM(80040,80044) = 2³ × 3¹ × 5¹ × 23¹ × 29¹ × 20011¹
LCM(80040,80044) = 1601680440