What is the Least Common Multiple of 17857 and 17869?

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 17857 and 17869 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17857 and 17869, than apply into the LCM equation.

GCF(17857,17869) = 1
LCM(17857,17869) = ( 17857 × 17869) / 1
LCM(17857,17869) = 319086733 / 1
LCM(17857,17869) = 319086733

Least Common Multiple (LCM) of 17857 and 17869 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17857 and 17869. First we will calculate the prime factors of 17857 and 17869.

Prime Factorization of 17857

Prime Factorization of 17869

Now multiplying the highest exponent prime factors to calculate the LCM of 17857 and 17869.

LCM(17857,17869) = 7¹ × 2551¹ × 107¹ × 167¹
LCM(17857,17869) = 319086733