What is the Least Common Multiple of 40603 and 40619?

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 40603 and 40619 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40603 and 40619, than apply into the LCM equation.

GCF(40603,40619) = 1
LCM(40603,40619) = ( 40603 × 40619) / 1
LCM(40603,40619) = 1649253257 / 1
LCM(40603,40619) = 1649253257

Least Common Multiple (LCM) of 40603 and 40619 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40603 and 40619. First we will calculate the prime factors of 40603 and 40619.

Prime Factorization of 40603

Prime Factorization of 40619

Now multiplying the highest exponent prime factors to calculate the LCM of 40603 and 40619.

LCM(40603,40619) = 19¹ × 2137¹ × 151¹ × 269¹
LCM(40603,40619) = 1649253257