What is the Least Common Multiple of 32389 and 32403?

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 32389 and 32403 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32389 and 32403, than apply into the LCM equation.

GCF(32389,32403) = 7
LCM(32389,32403) = ( 32389 × 32403) / 7
LCM(32389,32403) = 1049500767 / 7
LCM(32389,32403) = 149928681

Least Common Multiple (LCM) of 32389 and 32403 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32389 and 32403. First we will calculate the prime factors of 32389 and 32403.

Prime Factorization of 32389

Prime Factorization of 32403

Now multiplying the highest exponent prime factors to calculate the LCM of 32389 and 32403.

LCM(32389,32403) = 7² × 661¹ × 3¹ × 1543¹
LCM(32389,32403) = 149928681