What is the Least Common Multiple of 80681 and 80687?

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 80681 and 80687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80681 and 80687, than apply into the LCM equation.

GCF(80681,80687) = 1
LCM(80681,80687) = ( 80681 × 80687) / 1
LCM(80681,80687) = 6509907847 / 1
LCM(80681,80687) = 6509907847

Least Common Multiple (LCM) of 80681 and 80687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80681 and 80687. First we will calculate the prime factors of 80681 and 80687.

Prime Factorization of 80681

Prime Factorization of 80687

Now multiplying the highest exponent prime factors to calculate the LCM of 80681 and 80687.

LCM(80681,80687) = 80681¹ × 80687¹
LCM(80681,80687) = 6509907847