What is the Least Common Multiple of 25857 and 25871?

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 25857 and 25871 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25857 and 25871, than apply into the LCM equation.

GCF(25857,25871) = 1
LCM(25857,25871) = ( 25857 × 25871) / 1
LCM(25857,25871) = 668946447 / 1
LCM(25857,25871) = 668946447

Least Common Multiple (LCM) of 25857 and 25871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25857 and 25871. First we will calculate the prime factors of 25857 and 25871.

Prime Factorization of 25857

Prime Factorization of 25871

Now multiplying the highest exponent prime factors to calculate the LCM of 25857 and 25871.

LCM(25857,25871) = 3² × 13² × 17¹ × 41¹ × 631¹
LCM(25857,25871) = 668946447