What is the Least Common Multiple of 4407 and 4422?

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 4407 and 4422 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4407 and 4422, than apply into the LCM equation.

GCF(4407,4422) = 3
LCM(4407,4422) = ( 4407 × 4422) / 3
LCM(4407,4422) = 19487754 / 3
LCM(4407,4422) = 6495918

Least Common Multiple (LCM) of 4407 and 4422 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4407 and 4422. First we will calculate the prime factors of 4407 and 4422.

Prime Factorization of 4407

Prime Factorization of 4422

Now multiplying the highest exponent prime factors to calculate the LCM of 4407 and 4422.

LCM(4407,4422) = 3¹ × 13¹ × 113¹ × 2¹ × 11¹ × 67¹
LCM(4407,4422) = 6495918