What is the Least Common Multiple of 23139 and 23143?

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 23139 and 23143 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23139 and 23143, than apply into the LCM equation.

GCF(23139,23143) = 1
LCM(23139,23143) = ( 23139 × 23143) / 1
LCM(23139,23143) = 535505877 / 1
LCM(23139,23143) = 535505877

Least Common Multiple (LCM) of 23139 and 23143 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23139 and 23143. First we will calculate the prime factors of 23139 and 23143.

Prime Factorization of 23139

Prime Factorization of 23143

Now multiplying the highest exponent prime factors to calculate the LCM of 23139 and 23143.

LCM(23139,23143) = 3³ × 857¹ × 23143¹
LCM(23139,23143) = 535505877