What is the Least Common Multiple of 4938 and 4947?

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 4938 and 4947 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4938 and 4947, than apply into the LCM equation.

GCF(4938,4947) = 3
LCM(4938,4947) = ( 4938 × 4947) / 3
LCM(4938,4947) = 24428286 / 3
LCM(4938,4947) = 8142762

Least Common Multiple (LCM) of 4938 and 4947 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4938 and 4947. First we will calculate the prime factors of 4938 and 4947.

Prime Factorization of 4938

Prime Factorization of 4947

Now multiplying the highest exponent prime factors to calculate the LCM of 4938 and 4947.

LCM(4938,4947) = 2¹ × 3¹ × 823¹ × 17¹ × 97¹
LCM(4938,4947) = 8142762