What is the Least Common Multiple of 13788 and 13805?

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 13788 and 13805 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13788 and 13805, than apply into the LCM equation.

GCF(13788,13805) = 1
LCM(13788,13805) = ( 13788 × 13805) / 1
LCM(13788,13805) = 190343340 / 1
LCM(13788,13805) = 190343340

Least Common Multiple (LCM) of 13788 and 13805 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13788 and 13805. First we will calculate the prime factors of 13788 and 13805.

Prime Factorization of 13788

Prime Factorization of 13805

Now multiplying the highest exponent prime factors to calculate the LCM of 13788 and 13805.

LCM(13788,13805) = 2² × 3² × 383¹ × 5¹ × 11¹ × 251¹
LCM(13788,13805) = 190343340