What is the Least Common Multiple of 19238 and 19242?

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 19238 and 19242 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19238 and 19242, than apply into the LCM equation.

GCF(19238,19242) = 2
LCM(19238,19242) = ( 19238 × 19242) / 2
LCM(19238,19242) = 370177596 / 2
LCM(19238,19242) = 185088798

Least Common Multiple (LCM) of 19238 and 19242 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19238 and 19242. First we will calculate the prime factors of 19238 and 19242.

Prime Factorization of 19238

Prime Factorization of 19242

Now multiplying the highest exponent prime factors to calculate the LCM of 19238 and 19242.

LCM(19238,19242) = 2¹ × 9619¹ × 3² × 1069¹
LCM(19238,19242) = 185088798