What is the Least Common Multiple of 80391 and 80397?

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 80391 and 80397 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80391 and 80397, than apply into the LCM equation.

GCF(80391,80397) = 3
LCM(80391,80397) = ( 80391 × 80397) / 3
LCM(80391,80397) = 6463195227 / 3
LCM(80391,80397) = 2154398409

Least Common Multiple (LCM) of 80391 and 80397 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80391 and 80397. First we will calculate the prime factors of 80391 and 80397.

Prime Factorization of 80391

Prime Factorization of 80397

Now multiplying the highest exponent prime factors to calculate the LCM of 80391 and 80397.

LCM(80391,80397) = 3² × 127¹ × 211¹ × 8933¹
LCM(80391,80397) = 2154398409