What is the Least Common Multiple of 19511 and 19517?

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 19511 and 19517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19511 and 19517, than apply into the LCM equation.

GCF(19511,19517) = 1
LCM(19511,19517) = ( 19511 × 19517) / 1
LCM(19511,19517) = 380796187 / 1
LCM(19511,19517) = 380796187

Least Common Multiple (LCM) of 19511 and 19517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19511 and 19517. First we will calculate the prime factors of 19511 and 19517.

Prime Factorization of 19511

Prime Factorization of 19517

Now multiplying the highest exponent prime factors to calculate the LCM of 19511 and 19517.

LCM(19511,19517) = 109¹ × 179¹ × 29¹ × 673¹
LCM(19511,19517) = 380796187