What is the Least Common Multiple of 8139 and 8151?

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 8139 and 8151 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8139 and 8151, than apply into the LCM equation.

GCF(8139,8151) = 3
LCM(8139,8151) = ( 8139 × 8151) / 3
LCM(8139,8151) = 66340989 / 3
LCM(8139,8151) = 22113663

Least Common Multiple (LCM) of 8139 and 8151 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8139 and 8151. First we will calculate the prime factors of 8139 and 8151.

Prime Factorization of 8139

Prime Factorization of 8151

Now multiplying the highest exponent prime factors to calculate the LCM of 8139 and 8151.

LCM(8139,8151) = 3¹ × 2713¹ × 11¹ × 13¹ × 19¹
LCM(8139,8151) = 22113663