What is the Least Common Multiple of 38781 and 38799?

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 38781 and 38799 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38781 and 38799, than apply into the LCM equation.

GCF(38781,38799) = 9
LCM(38781,38799) = ( 38781 × 38799) / 9
LCM(38781,38799) = 1504664019 / 9
LCM(38781,38799) = 167184891

Least Common Multiple (LCM) of 38781 and 38799 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38781 and 38799. First we will calculate the prime factors of 38781 and 38799.

Prime Factorization of 38781

Prime Factorization of 38799

Now multiplying the highest exponent prime factors to calculate the LCM of 38781 and 38799.

LCM(38781,38799) = 3⁴ × 31¹ × 139¹ × 479¹
LCM(38781,38799) = 167184891