What is the Least Common Multiple of 38721 and 38739?

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 38721 and 38739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38721 and 38739, than apply into the LCM equation.

GCF(38721,38739) = 3
LCM(38721,38739) = ( 38721 × 38739) / 3
LCM(38721,38739) = 1500012819 / 3
LCM(38721,38739) = 500004273

Least Common Multiple (LCM) of 38721 and 38739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38721 and 38739. First we will calculate the prime factors of 38721 and 38739.

Prime Factorization of 38721

Prime Factorization of 38739

Now multiplying the highest exponent prime factors to calculate the LCM of 38721 and 38739.

LCM(38721,38739) = 3¹ × 12907¹ × 37¹ × 349¹
LCM(38721,38739) = 500004273