What is the Least Common Multiple of 91891 and 91899?

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 91891 and 91899 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91891 and 91899, than apply into the LCM equation.

GCF(91891,91899) = 1
LCM(91891,91899) = ( 91891 × 91899) / 1
LCM(91891,91899) = 8444691009 / 1
LCM(91891,91899) = 8444691009

Least Common Multiple (LCM) of 91891 and 91899 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91891 and 91899. First we will calculate the prime factors of 91891 and 91899.

Prime Factorization of 91891

Prime Factorization of 91899

Now multiplying the highest exponent prime factors to calculate the LCM of 91891 and 91899.

LCM(91891,91899) = 43¹ × 2137¹ × 3² × 10211¹
LCM(91891,91899) = 8444691009