What is the Least Common Multiple of 51361 and 51381?

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 51361 and 51381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51361 and 51381, than apply into the LCM equation.

GCF(51361,51381) = 1
LCM(51361,51381) = ( 51361 × 51381) / 1
LCM(51361,51381) = 2638979541 / 1
LCM(51361,51381) = 2638979541

Least Common Multiple (LCM) of 51361 and 51381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51361 and 51381. First we will calculate the prime factors of 51361 and 51381.

Prime Factorization of 51361

Prime Factorization of 51381

Now multiplying the highest exponent prime factors to calculate the LCM of 51361 and 51381.

LCM(51361,51381) = 51361¹ × 3³ × 11¹ × 173¹
LCM(51361,51381) = 2638979541