What is the Least Common Multiple of 82721 and 82738?

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 82721 and 82738 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82721 and 82738, than apply into the LCM equation.

GCF(82721,82738) = 1
LCM(82721,82738) = ( 82721 × 82738) / 1
LCM(82721,82738) = 6844170098 / 1
LCM(82721,82738) = 6844170098

Least Common Multiple (LCM) of 82721 and 82738 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82721 and 82738. First we will calculate the prime factors of 82721 and 82738.

Prime Factorization of 82721

Prime Factorization of 82738

Now multiplying the highest exponent prime factors to calculate the LCM of 82721 and 82738.

LCM(82721,82738) = 82721¹ × 2¹ × 41¹ × 1009¹
LCM(82721,82738) = 6844170098