What is the Least Common Multiple of 86857 and 86867?

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 86857 and 86867 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86857 and 86867, than apply into the LCM equation.

GCF(86857,86867) = 1
LCM(86857,86867) = ( 86857 × 86867) / 1
LCM(86857,86867) = 7545007019 / 1
LCM(86857,86867) = 7545007019

Least Common Multiple (LCM) of 86857 and 86867 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86857 and 86867. First we will calculate the prime factors of 86857 and 86867.

Prime Factorization of 86857

Prime Factorization of 86867

Now multiplying the highest exponent prime factors to calculate the LCM of 86857 and 86867.

LCM(86857,86867) = 86857¹ × 11¹ × 53¹ × 149¹
LCM(86857,86867) = 7545007019