What is the Least Common Multiple of 12109 and 12123?

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 12109 and 12123 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12109 and 12123, than apply into the LCM equation.

GCF(12109,12123) = 1
LCM(12109,12123) = ( 12109 × 12123) / 1
LCM(12109,12123) = 146797407 / 1
LCM(12109,12123) = 146797407

Least Common Multiple (LCM) of 12109 and 12123 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12109 and 12123. First we will calculate the prime factors of 12109 and 12123.

Prime Factorization of 12109

Prime Factorization of 12123

Now multiplying the highest exponent prime factors to calculate the LCM of 12109 and 12123.

LCM(12109,12123) = 12109¹ × 3³ × 449¹
LCM(12109,12123) = 146797407