What is the Least Common Multiple of 25993 and 25997?

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 25993 and 25997 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25993 and 25997, than apply into the LCM equation.

GCF(25993,25997) = 1
LCM(25993,25997) = ( 25993 × 25997) / 1
LCM(25993,25997) = 675740021 / 1
LCM(25993,25997) = 675740021

Least Common Multiple (LCM) of 25993 and 25997 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25993 and 25997. First we will calculate the prime factors of 25993 and 25997.

Prime Factorization of 25993

Prime Factorization of 25997

Now multiplying the highest exponent prime factors to calculate the LCM of 25993 and 25997.

LCM(25993,25997) = 11¹ × 17¹ × 139¹ × 25997¹
LCM(25993,25997) = 675740021