What is the Least Common Multiple of 78809 and 78823?

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 78809 and 78823 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78809 and 78823, than apply into the LCM equation.

GCF(78809,78823) = 1
LCM(78809,78823) = ( 78809 × 78823) / 1
LCM(78809,78823) = 6211961807 / 1
LCM(78809,78823) = 6211961807

Least Common Multiple (LCM) of 78809 and 78823 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78809 and 78823. First we will calculate the prime factors of 78809 and 78823.

Prime Factorization of 78809

Prime Factorization of 78823

Now multiplying the highest exponent prime factors to calculate the LCM of 78809 and 78823.

LCM(78809,78823) = 78809¹ × 78823¹
LCM(78809,78823) = 6211961807