What is the Least Common Multiple of 19287 and 19297?

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 19287 and 19297 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19287 and 19297, than apply into the LCM equation.

GCF(19287,19297) = 1
LCM(19287,19297) = ( 19287 × 19297) / 1
LCM(19287,19297) = 372181239 / 1
LCM(19287,19297) = 372181239

Least Common Multiple (LCM) of 19287 and 19297 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19287 and 19297. First we will calculate the prime factors of 19287 and 19297.

Prime Factorization of 19287

Prime Factorization of 19297

Now multiplying the highest exponent prime factors to calculate the LCM of 19287 and 19297.

LCM(19287,19297) = 3² × 2143¹ × 23¹ × 839¹
LCM(19287,19297) = 372181239