What is the Least Common Multiple of 51045 and 51057?

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 51045 and 51057 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51045 and 51057, than apply into the LCM equation.

GCF(51045,51057) = 3
LCM(51045,51057) = ( 51045 × 51057) / 3
LCM(51045,51057) = 2606204565 / 3
LCM(51045,51057) = 868734855

Least Common Multiple (LCM) of 51045 and 51057 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51045 and 51057. First we will calculate the prime factors of 51045 and 51057.

Prime Factorization of 51045

Prime Factorization of 51057

Now multiplying the highest exponent prime factors to calculate the LCM of 51045 and 51057.

LCM(51045,51057) = 3³ × 5¹ × 41¹ × 83¹ × 31¹ × 61¹
LCM(51045,51057) = 868734855