What is the Least Common Multiple of 78791 and 78808?

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 78791 and 78808 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78791 and 78808, than apply into the LCM equation.

GCF(78791,78808) = 1
LCM(78791,78808) = ( 78791 × 78808) / 1
LCM(78791,78808) = 6209361128 / 1
LCM(78791,78808) = 6209361128

Least Common Multiple (LCM) of 78791 and 78808 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78791 and 78808. First we will calculate the prime factors of 78791 and 78808.

Prime Factorization of 78791

Prime Factorization of 78808

Now multiplying the highest exponent prime factors to calculate the LCM of 78791 and 78808.

LCM(78791,78808) = 78791¹ × 2³ × 9851¹
LCM(78791,78808) = 6209361128