What is the Least Common Multiple of 12080 and 12089?

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 12080 and 12089 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12080 and 12089, than apply into the LCM equation.

GCF(12080,12089) = 1
LCM(12080,12089) = ( 12080 × 12089) / 1
LCM(12080,12089) = 146035120 / 1
LCM(12080,12089) = 146035120

Least Common Multiple (LCM) of 12080 and 12089 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12080 and 12089. First we will calculate the prime factors of 12080 and 12089.

Prime Factorization of 12080

Prime Factorization of 12089

Now multiplying the highest exponent prime factors to calculate the LCM of 12080 and 12089.

LCM(12080,12089) = 2⁴ × 5¹ × 151¹ × 7¹ × 11¹ × 157¹
LCM(12080,12089) = 146035120