What is the Least Common Multiple of 13893 and 13911?

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 13893 and 13911 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13893 and 13911, than apply into the LCM equation.

GCF(13893,13911) = 3
LCM(13893,13911) = ( 13893 × 13911) / 3
LCM(13893,13911) = 193265523 / 3
LCM(13893,13911) = 64421841

Least Common Multiple (LCM) of 13893 and 13911 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13893 and 13911. First we will calculate the prime factors of 13893 and 13911.

Prime Factorization of 13893

Prime Factorization of 13911

Now multiplying the highest exponent prime factors to calculate the LCM of 13893 and 13911.

LCM(13893,13911) = 3¹ × 11¹ × 421¹ × 4637¹
LCM(13893,13911) = 64421841