What is the Least Common Multiple of 75891 and 75897?

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 75891 and 75897 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75891 and 75897, than apply into the LCM equation.

GCF(75891,75897) = 3
LCM(75891,75897) = ( 75891 × 75897) / 3
LCM(75891,75897) = 5759899227 / 3
LCM(75891,75897) = 1919966409

Least Common Multiple (LCM) of 75891 and 75897 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75891 and 75897. First we will calculate the prime factors of 75891 and 75897.

Prime Factorization of 75891

Prime Factorization of 75897

Now multiplying the highest exponent prime factors to calculate the LCM of 75891 and 75897.

LCM(75891,75897) = 3⁴ × 41¹ × 617¹ × 937¹
LCM(75891,75897) = 1919966409