What is the Least Common Multiple of 25686 and 25698?

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 25686 and 25698 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25686 and 25698, than apply into the LCM equation.

GCF(25686,25698) = 6
LCM(25686,25698) = ( 25686 × 25698) / 6
LCM(25686,25698) = 660078828 / 6
LCM(25686,25698) = 110013138

Least Common Multiple (LCM) of 25686 and 25698 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25686 and 25698. First we will calculate the prime factors of 25686 and 25698.

Prime Factorization of 25686

Prime Factorization of 25698

Now multiplying the highest exponent prime factors to calculate the LCM of 25686 and 25698.

LCM(25686,25698) = 2¹ × 3² × 1427¹ × 4283¹
LCM(25686,25698) = 110013138