What is the Least Common Multiple of 25538 and 25542?

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 25538 and 25542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25538 and 25542, than apply into the LCM equation.

GCF(25538,25542) = 2
LCM(25538,25542) = ( 25538 × 25542) / 2
LCM(25538,25542) = 652291596 / 2
LCM(25538,25542) = 326145798

Least Common Multiple (LCM) of 25538 and 25542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25538 and 25542. First we will calculate the prime factors of 25538 and 25542.

Prime Factorization of 25538

Prime Factorization of 25542

Now multiplying the highest exponent prime factors to calculate the LCM of 25538 and 25542.

LCM(25538,25542) = 2¹ × 113² × 3³ × 11¹ × 43¹
LCM(25538,25542) = 326145798