What is the Least Common Multiple of 25691 and 25705?

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 25691 and 25705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25691 and 25705, than apply into the LCM equation.

GCF(25691,25705) = 1
LCM(25691,25705) = ( 25691 × 25705) / 1
LCM(25691,25705) = 660387155 / 1
LCM(25691,25705) = 660387155

Least Common Multiple (LCM) of 25691 and 25705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25691 and 25705. First we will calculate the prime factors of 25691 and 25705.

Prime Factorization of 25691

Prime Factorization of 25705

Now multiplying the highest exponent prime factors to calculate the LCM of 25691 and 25705.

LCM(25691,25705) = 23¹ × 1117¹ × 5¹ × 53¹ × 97¹
LCM(25691,25705) = 660387155