What is the Least Common Multiple of 86839 and 86857?

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 86839 and 86857 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86839 and 86857, than apply into the LCM equation.

GCF(86839,86857) = 1
LCM(86839,86857) = ( 86839 × 86857) / 1
LCM(86839,86857) = 7542575023 / 1
LCM(86839,86857) = 7542575023

Least Common Multiple (LCM) of 86839 and 86857 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86839 and 86857. First we will calculate the prime factors of 86839 and 86857.

Prime Factorization of 86839

Prime Factorization of 86857

Now multiplying the highest exponent prime factors to calculate the LCM of 86839 and 86857.

LCM(86839,86857) = 37¹ × 2347¹ × 86857¹
LCM(86839,86857) = 7542575023