What is the Least Common Multiple of 25531 and 25543?

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 25531 and 25543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25531 and 25543, than apply into the LCM equation.

GCF(25531,25543) = 1
LCM(25531,25543) = ( 25531 × 25543) / 1
LCM(25531,25543) = 652138333 / 1
LCM(25531,25543) = 652138333

Least Common Multiple (LCM) of 25531 and 25543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25531 and 25543. First we will calculate the prime factors of 25531 and 25543.

Prime Factorization of 25531

Prime Factorization of 25543

Now multiplying the highest exponent prime factors to calculate the LCM of 25531 and 25543.

LCM(25531,25543) = 11² × 211¹ × 7¹ × 41¹ × 89¹
LCM(25531,25543) = 652138333