What is the Least Common Multiple of 91789 and 91807?

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 91789 and 91807 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91789 and 91807, than apply into the LCM equation.

GCF(91789,91807) = 1
LCM(91789,91807) = ( 91789 × 91807) / 1
LCM(91789,91807) = 8426872723 / 1
LCM(91789,91807) = 8426872723

Least Common Multiple (LCM) of 91789 and 91807 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91789 and 91807. First we will calculate the prime factors of 91789 and 91807.

Prime Factorization of 91789

Prime Factorization of 91807

Now multiplying the highest exponent prime factors to calculate the LCM of 91789 and 91807.

LCM(91789,91807) = 19¹ × 4831¹ × 91807¹
LCM(91789,91807) = 8426872723