What is the Least Common Multiple of 19128 and 19137?

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 19128 and 19137 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19128 and 19137, than apply into the LCM equation.

GCF(19128,19137) = 3
LCM(19128,19137) = ( 19128 × 19137) / 3
LCM(19128,19137) = 366052536 / 3
LCM(19128,19137) = 122017512

Least Common Multiple (LCM) of 19128 and 19137 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19128 and 19137. First we will calculate the prime factors of 19128 and 19137.

Prime Factorization of 19128

Prime Factorization of 19137

Now multiplying the highest exponent prime factors to calculate the LCM of 19128 and 19137.

LCM(19128,19137) = 2³ × 3¹ × 797¹ × 6379¹
LCM(19128,19137) = 122017512