What is the Least Common Multiple of 80581 and 80591?

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 80581 and 80591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80581 and 80591, than apply into the LCM equation.

GCF(80581,80591) = 1
LCM(80581,80591) = ( 80581 × 80591) / 1
LCM(80581,80591) = 6494103371 / 1
LCM(80581,80591) = 6494103371

Least Common Multiple (LCM) of 80581 and 80591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80581 and 80591. First we will calculate the prime factors of 80581 and 80591.

Prime Factorization of 80581

Prime Factorization of 80591

Now multiplying the highest exponent prime factors to calculate the LCM of 80581 and 80591.

LCM(80581,80591) = 61¹ × 1321¹ × 7¹ × 29¹ × 397¹
LCM(80581,80591) = 6494103371