What is the Least Common Multiple of 79681 and 79691?

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 79681 and 79691 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79681 and 79691, than apply into the LCM equation.

GCF(79681,79691) = 1
LCM(79681,79691) = ( 79681 × 79691) / 1
LCM(79681,79691) = 6349858571 / 1
LCM(79681,79691) = 6349858571

Least Common Multiple (LCM) of 79681 and 79691 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79681 and 79691. First we will calculate the prime factors of 79681 and 79691.

Prime Factorization of 79681

Prime Factorization of 79691

Now multiplying the highest exponent prime factors to calculate the LCM of 79681 and 79691.

LCM(79681,79691) = 7¹ × 11383¹ × 79691¹
LCM(79681,79691) = 6349858571