What is the Least Common Multiple of 79543 and 79561?

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 79543 and 79561 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79543 and 79561, than apply into the LCM equation.

GCF(79543,79561) = 1
LCM(79543,79561) = ( 79543 × 79561) / 1
LCM(79543,79561) = 6328520623 / 1
LCM(79543,79561) = 6328520623

Least Common Multiple (LCM) of 79543 and 79561 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79543 and 79561. First we will calculate the prime factors of 79543 and 79561.

Prime Factorization of 79543

Prime Factorization of 79561

Now multiplying the highest exponent prime factors to calculate the LCM of 79543 and 79561.

LCM(79543,79561) = 17¹ × 4679¹ × 79561¹
LCM(79543,79561) = 6328520623