What is the Least Common Multiple of 12080 and 12091?

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 12091 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 12091, than apply into the LCM equation.

GCF(12080,12091) = 1
LCM(12080,12091) = ( 12080 × 12091) / 1
LCM(12080,12091) = 146059280 / 1
LCM(12080,12091) = 146059280

Least Common Multiple (LCM) of 12080 and 12091 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12080 and 12091. First we will calculate the prime factors of 12080 and 12091.

Prime Factorization of 12080

Prime Factorization of 12091

Now multiplying the highest exponent prime factors to calculate the LCM of 12080 and 12091.

LCM(12080,12091) = 2⁴ × 5¹ × 151¹ × 107¹ × 113¹
LCM(12080,12091) = 146059280