What is the Least Common Multiple of 19239 and 19251?

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 19239 and 19251 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19239 and 19251, than apply into the LCM equation.

GCF(19239,19251) = 3
LCM(19239,19251) = ( 19239 × 19251) / 3
LCM(19239,19251) = 370369989 / 3
LCM(19239,19251) = 123456663

Least Common Multiple (LCM) of 19239 and 19251 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19239 and 19251. First we will calculate the prime factors of 19239 and 19251.

Prime Factorization of 19239

Prime Factorization of 19251

Now multiplying the highest exponent prime factors to calculate the LCM of 19239 and 19251.

LCM(19239,19251) = 3³ × 11² × 53¹ × 23¹ × 31¹
LCM(19239,19251) = 123456663