What is the Least Common Multiple of 8845 and 8857?

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 8845 and 8857 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8845 and 8857, than apply into the LCM equation.

GCF(8845,8857) = 1
LCM(8845,8857) = ( 8845 × 8857) / 1
LCM(8845,8857) = 78340165 / 1
LCM(8845,8857) = 78340165

Least Common Multiple (LCM) of 8845 and 8857 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8845 and 8857. First we will calculate the prime factors of 8845 and 8857.

Prime Factorization of 8845

Prime Factorization of 8857

Now multiplying the highest exponent prime factors to calculate the LCM of 8845 and 8857.

LCM(8845,8857) = 5¹ × 29¹ × 61¹ × 17¹ × 521¹
LCM(8845,8857) = 78340165