What is the Least Common Multiple of 9581 and 9591?

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 9581 and 9591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9581 and 9591, than apply into the LCM equation.

GCF(9581,9591) = 1
LCM(9581,9591) = ( 9581 × 9591) / 1
LCM(9581,9591) = 91891371 / 1
LCM(9581,9591) = 91891371

Least Common Multiple (LCM) of 9581 and 9591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9581 and 9591. First we will calculate the prime factors of 9581 and 9591.

Prime Factorization of 9581

Prime Factorization of 9591

Now multiplying the highest exponent prime factors to calculate the LCM of 9581 and 9591.

LCM(9581,9591) = 11¹ × 13¹ × 67¹ × 3¹ × 23¹ × 139¹
LCM(9581,9591) = 91891371