What is the Least Common Multiple of 25689 and 25695?

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 25689 and 25695 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25689 and 25695, than apply into the LCM equation.

GCF(25689,25695) = 3
LCM(25689,25695) = ( 25689 × 25695) / 3
LCM(25689,25695) = 660078855 / 3
LCM(25689,25695) = 220026285

Least Common Multiple (LCM) of 25689 and 25695 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25689 and 25695. First we will calculate the prime factors of 25689 and 25695.

Prime Factorization of 25689

Prime Factorization of 25695

Now multiplying the highest exponent prime factors to calculate the LCM of 25689 and 25695.

LCM(25689,25695) = 3² × 8563¹ × 5¹ × 571¹
LCM(25689,25695) = 220026285