What is the Least Common Multiple of 84986 and 84997?

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 84986 and 84997 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84986 and 84997, than apply into the LCM equation.

GCF(84986,84997) = 11
LCM(84986,84997) = ( 84986 × 84997) / 11
LCM(84986,84997) = 7223555042 / 11
LCM(84986,84997) = 656686822

Least Common Multiple (LCM) of 84986 and 84997 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84986 and 84997. First we will calculate the prime factors of 84986 and 84997.

Prime Factorization of 84986

Prime Factorization of 84997

Now multiplying the highest exponent prime factors to calculate the LCM of 84986 and 84997.

LCM(84986,84997) = 2¹ × 11¹ × 3863¹ × 7727¹
LCM(84986,84997) = 656686822