What is the Least Common Multiple of 18997 and 19013?

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 18997 and 19013 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18997 and 19013, than apply into the LCM equation.

GCF(18997,19013) = 1
LCM(18997,19013) = ( 18997 × 19013) / 1
LCM(18997,19013) = 361189961 / 1
LCM(18997,19013) = 361189961

Least Common Multiple (LCM) of 18997 and 19013 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18997 and 19013. First we will calculate the prime factors of 18997 and 19013.

Prime Factorization of 18997

Prime Factorization of 19013

Now multiplying the highest exponent prime factors to calculate the LCM of 18997 and 19013.

LCM(18997,19013) = 11² × 157¹ × 19013¹
LCM(18997,19013) = 361189961