What is the Least Common Multiple of 14390 and 14405?

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 14390 and 14405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14390 and 14405, than apply into the LCM equation.

GCF(14390,14405) = 5
LCM(14390,14405) = ( 14390 × 14405) / 5
LCM(14390,14405) = 207287950 / 5
LCM(14390,14405) = 41457590

Least Common Multiple (LCM) of 14390 and 14405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14390 and 14405. First we will calculate the prime factors of 14390 and 14405.

Prime Factorization of 14390

Prime Factorization of 14405

Now multiplying the highest exponent prime factors to calculate the LCM of 14390 and 14405.

LCM(14390,14405) = 2¹ × 5¹ × 1439¹ × 43¹ × 67¹
LCM(14390,14405) = 41457590