What is the Least Common Multiple of 79871 and 79891?

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 79871 and 79891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79871 and 79891, than apply into the LCM equation.

GCF(79871,79891) = 1
LCM(79871,79891) = ( 79871 × 79891) / 1
LCM(79871,79891) = 6380974061 / 1
LCM(79871,79891) = 6380974061

Least Common Multiple (LCM) of 79871 and 79891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79871 and 79891. First we will calculate the prime factors of 79871 and 79891.

Prime Factorization of 79871

Prime Factorization of 79891

Now multiplying the highest exponent prime factors to calculate the LCM of 79871 and 79891.

LCM(79871,79891) = 11¹ × 53¹ × 137¹ × 7¹ × 101¹ × 113¹
LCM(79871,79891) = 6380974061