What is the Least Common Multiple of 4491 and 4506?

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 4491 and 4506 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4491 and 4506, than apply into the LCM equation.

GCF(4491,4506) = 3
LCM(4491,4506) = ( 4491 × 4506) / 3
LCM(4491,4506) = 20236446 / 3
LCM(4491,4506) = 6745482

Least Common Multiple (LCM) of 4491 and 4506 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4491 and 4506. First we will calculate the prime factors of 4491 and 4506.

Prime Factorization of 4491

Prime Factorization of 4506

Now multiplying the highest exponent prime factors to calculate the LCM of 4491 and 4506.

LCM(4491,4506) = 3² × 499¹ × 2¹ × 751¹
LCM(4491,4506) = 6745482