What is the Least Common Multiple of 79803 and 79809?

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 79803 and 79809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79803 and 79809, than apply into the LCM equation.

GCF(79803,79809) = 3
LCM(79803,79809) = ( 79803 × 79809) / 3
LCM(79803,79809) = 6368997627 / 3
LCM(79803,79809) = 2122999209

Least Common Multiple (LCM) of 79803 and 79809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79803 and 79809. First we will calculate the prime factors of 79803 and 79809.

Prime Factorization of 79803

Prime Factorization of 79809

Now multiplying the highest exponent prime factors to calculate the LCM of 79803 and 79809.

LCM(79803,79809) = 3² × 8867¹ × 37¹ × 719¹
LCM(79803,79809) = 2122999209