What is the Least Common Multiple of 6738 and 6742?

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 6738 and 6742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6738 and 6742, than apply into the LCM equation.

GCF(6738,6742) = 2
LCM(6738,6742) = ( 6738 × 6742) / 2
LCM(6738,6742) = 45427596 / 2
LCM(6738,6742) = 22713798

Least Common Multiple (LCM) of 6738 and 6742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6738 and 6742. First we will calculate the prime factors of 6738 and 6742.

Prime Factorization of 6738

Prime Factorization of 6742

Now multiplying the highest exponent prime factors to calculate the LCM of 6738 and 6742.

LCM(6738,6742) = 2¹ × 3¹ × 1123¹ × 3371¹
LCM(6738,6742) = 22713798