What is the Least Common Multiple of 81607 and 81611?

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 81607 and 81611 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81607 and 81611, than apply into the LCM equation.

GCF(81607,81611) = 1
LCM(81607,81611) = ( 81607 × 81611) / 1
LCM(81607,81611) = 6660028877 / 1
LCM(81607,81611) = 6660028877

Least Common Multiple (LCM) of 81607 and 81611 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81607 and 81611. First we will calculate the prime factors of 81607 and 81611.

Prime Factorization of 81607

Prime Factorization of 81611

Now multiplying the highest exponent prime factors to calculate the LCM of 81607 and 81611.

LCM(81607,81611) = 79¹ × 1033¹ × 81611¹
LCM(81607,81611) = 6660028877