What is the Least Common Multiple of 38931 and 38943?

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 38931 and 38943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38931 and 38943, than apply into the LCM equation.

GCF(38931,38943) = 3
LCM(38931,38943) = ( 38931 × 38943) / 3
LCM(38931,38943) = 1516089933 / 3
LCM(38931,38943) = 505363311

Least Common Multiple (LCM) of 38931 and 38943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38931 and 38943. First we will calculate the prime factors of 38931 and 38943.

Prime Factorization of 38931

Prime Factorization of 38943

Now multiplying the highest exponent prime factors to calculate the LCM of 38931 and 38943.

LCM(38931,38943) = 3² × 19¹ × 683¹ × 4327¹
LCM(38931,38943) = 505363311