GCF and LCM Calculator Logo

What is the Least Common Multiple of 30845 and 30857?

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 (LCM) of 30845 and 30857 is 951784165.

LCM(30845,30857) = 951784165

LCM Calculator and
and

Least Common Multiple of 30845 and 30857 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30845 and 30857, than apply into the LCM equation.

GCF(30845,30857) = 1
LCM(30845,30857) = ( 30845 × 30857) / 1
LCM(30845,30857) = 951784165 / 1
LCM(30845,30857) = 951784165

Least Common Multiple (LCM) of 30845 and 30857 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30845 and 30857. First we will calculate the prime factors of 30845 and 30857.

Prime Factorization of 30845

Prime factors of 30845 are 5, 31, 199. Prime factorization of 30845 in exponential form is:

30845 = 51 × 311 × 1991

Prime Factorization of 30857

Prime factors of 30857 are 59, 523. Prime factorization of 30857 in exponential form is:

30857 = 591 × 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 30845 and 30857.

LCM(30845,30857) = 51 × 311 × 1991 × 591 × 5231
LCM(30845,30857) = 951784165