What is the Least Common Multiple of 86871 and 86878?

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 86871 and 86878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86871 and 86878, than apply into the LCM equation.

GCF(86871,86878) = 1
LCM(86871,86878) = ( 86871 × 86878) / 1
LCM(86871,86878) = 7547178738 / 1
LCM(86871,86878) = 7547178738

Least Common Multiple (LCM) of 86871 and 86878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86871 and 86878. First we will calculate the prime factors of 86871 and 86878.

Prime Factorization of 86871

Prime Factorization of 86878

Now multiplying the highest exponent prime factors to calculate the LCM of 86871 and 86878.

LCM(86871,86878) = 3¹ × 23¹ × 1259¹ × 2¹ × 11² × 359¹
LCM(86871,86878) = 7547178738