What is the Least Common Multiple of 80401 and 80407?

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 80401 and 80407 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80401 and 80407, than apply into the LCM equation.

GCF(80401,80407) = 1
LCM(80401,80407) = ( 80401 × 80407) / 1
LCM(80401,80407) = 6464803207 / 1
LCM(80401,80407) = 6464803207

Least Common Multiple (LCM) of 80401 and 80407 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80401 and 80407. First we will calculate the prime factors of 80401 and 80407.

Prime Factorization of 80401

Prime Factorization of 80407

Now multiplying the highest exponent prime factors to calculate the LCM of 80401 and 80407.

LCM(80401,80407) = 37¹ × 41¹ × 53¹ × 80407¹
LCM(80401,80407) = 6464803207