What is the Least Common Multiple of 64876 and 64894?

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 64876 and 64894 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64876 and 64894, than apply into the LCM equation.

GCF(64876,64894) = 2
LCM(64876,64894) = ( 64876 × 64894) / 2
LCM(64876,64894) = 4210063144 / 2
LCM(64876,64894) = 2105031572

Least Common Multiple (LCM) of 64876 and 64894 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64876 and 64894. First we will calculate the prime factors of 64876 and 64894.

Prime Factorization of 64876

Prime Factorization of 64894

Now multiplying the highest exponent prime factors to calculate the LCM of 64876 and 64894.

LCM(64876,64894) = 2² × 7² × 331¹ × 71¹ × 457¹
LCM(64876,64894) = 2105031572