What is the Least Common Multiple of 82581 and 82591?

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 82581 and 82591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82581 and 82591, than apply into the LCM equation.

GCF(82581,82591) = 1
LCM(82581,82591) = ( 82581 × 82591) / 1
LCM(82581,82591) = 6820447371 / 1
LCM(82581,82591) = 6820447371

Least Common Multiple (LCM) of 82581 and 82591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82581 and 82591. First we will calculate the prime factors of 82581 and 82591.

Prime Factorization of 82581

Prime Factorization of 82591

Now multiplying the highest exponent prime factors to calculate the LCM of 82581 and 82591.

LCM(82581,82591) = 3¹ × 27527¹ × 82591¹
LCM(82581,82591) = 6820447371