What is the Least Common Multiple of 23291 and 23309?

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 23291 and 23309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23291 and 23309, than apply into the LCM equation.

GCF(23291,23309) = 1
LCM(23291,23309) = ( 23291 × 23309) / 1
LCM(23291,23309) = 542889919 / 1
LCM(23291,23309) = 542889919

Least Common Multiple (LCM) of 23291 and 23309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23291 and 23309. First we will calculate the prime factors of 23291 and 23309.

Prime Factorization of 23291

Prime Factorization of 23309

Now multiplying the highest exponent prime factors to calculate the LCM of 23291 and 23309.

LCM(23291,23309) = 23291¹ × 11¹ × 13¹ × 163¹
LCM(23291,23309) = 542889919