What is the Least Common Multiple of 64287 and 64293?

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 64287 and 64293 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64287 and 64293, than apply into the LCM equation.

GCF(64287,64293) = 3
LCM(64287,64293) = ( 64287 × 64293) / 3
LCM(64287,64293) = 4133204091 / 3
LCM(64287,64293) = 1377734697

Least Common Multiple (LCM) of 64287 and 64293 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64287 and 64293. First we will calculate the prime factors of 64287 and 64293.

Prime Factorization of 64287

Prime Factorization of 64293

Now multiplying the highest exponent prime factors to calculate the LCM of 64287 and 64293.

LCM(64287,64293) = 3³ × 2381¹ × 29¹ × 739¹
LCM(64287,64293) = 1377734697