What is the Least Common Multiple of 12486 and 12506?

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 12486 and 12506 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12486 and 12506, than apply into the LCM equation.

GCF(12486,12506) = 2
LCM(12486,12506) = ( 12486 × 12506) / 2
LCM(12486,12506) = 156149916 / 2
LCM(12486,12506) = 78074958

Least Common Multiple (LCM) of 12486 and 12506 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12486 and 12506. First we will calculate the prime factors of 12486 and 12506.

Prime Factorization of 12486

Prime Factorization of 12506

Now multiplying the highest exponent prime factors to calculate the LCM of 12486 and 12506.

LCM(12486,12506) = 2¹ × 3¹ × 2081¹ × 13² × 37¹
LCM(12486,12506) = 78074958