What is the Least Common Multiple of 13603 and 13607?

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 13603 and 13607 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13603 and 13607, than apply into the LCM equation.

GCF(13603,13607) = 1
LCM(13603,13607) = ( 13603 × 13607) / 1
LCM(13603,13607) = 185096021 / 1
LCM(13603,13607) = 185096021

Least Common Multiple (LCM) of 13603 and 13607 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13603 and 13607. First we will calculate the prime factors of 13603 and 13607.

Prime Factorization of 13603

Prime Factorization of 13607

Now multiplying the highest exponent prime factors to calculate the LCM of 13603 and 13607.

LCM(13603,13607) = 61¹ × 223¹ × 11¹ × 1237¹
LCM(13603,13607) = 185096021