What is the Least Common Multiple of 66857 and 66868?

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 66857 and 66868 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66857 and 66868, than apply into the LCM equation.

GCF(66857,66868) = 1
LCM(66857,66868) = ( 66857 × 66868) / 1
LCM(66857,66868) = 4470593876 / 1
LCM(66857,66868) = 4470593876

Least Common Multiple (LCM) of 66857 and 66868 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66857 and 66868. First we will calculate the prime factors of 66857 and 66868.

Prime Factorization of 66857

Prime Factorization of 66868

Now multiplying the highest exponent prime factors to calculate the LCM of 66857 and 66868.

LCM(66857,66868) = 7¹ × 9551¹ × 2² × 73¹ × 229¹
LCM(66857,66868) = 4470593876