What is the Least Common Multiple of 25181 and 25189?

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 25181 and 25189 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25181 and 25189, than apply into the LCM equation.

GCF(25181,25189) = 1
LCM(25181,25189) = ( 25181 × 25189) / 1
LCM(25181,25189) = 634284209 / 1
LCM(25181,25189) = 634284209

Least Common Multiple (LCM) of 25181 and 25189 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25181 and 25189. First we will calculate the prime factors of 25181 and 25189.

Prime Factorization of 25181

Prime Factorization of 25189

Now multiplying the highest exponent prime factors to calculate the LCM of 25181 and 25189.

LCM(25181,25189) = 13² × 149¹ × 25189¹
LCM(25181,25189) = 634284209