What is the Least Common Multiple of 51385 and 51391?

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 51385 and 51391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51385 and 51391, than apply into the LCM equation.

GCF(51385,51391) = 1
LCM(51385,51391) = ( 51385 × 51391) / 1
LCM(51385,51391) = 2640726535 / 1
LCM(51385,51391) = 2640726535

Least Common Multiple (LCM) of 51385 and 51391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51385 and 51391. First we will calculate the prime factors of 51385 and 51391.

Prime Factorization of 51385

Prime Factorization of 51391

Now multiplying the highest exponent prime factors to calculate the LCM of 51385 and 51391.

LCM(51385,51391) = 5¹ × 43¹ × 239¹ × 17¹ × 3023¹
LCM(51385,51391) = 2640726535