What is the Least Common Multiple of 81706 and 81714?

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 81706 and 81714 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81706 and 81714, than apply into the LCM equation.

GCF(81706,81714) = 2
LCM(81706,81714) = ( 81706 × 81714) / 2
LCM(81706,81714) = 6676524084 / 2
LCM(81706,81714) = 3338262042

Least Common Multiple (LCM) of 81706 and 81714 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81706 and 81714. First we will calculate the prime factors of 81706 and 81714.

Prime Factorization of 81706

Prime Factorization of 81714

Now multiplying the highest exponent prime factors to calculate the LCM of 81706 and 81714.

LCM(81706,81714) = 2¹ × 40853¹ × 3¹ × 13619¹
LCM(81706,81714) = 3338262042