What is the Least Common Multiple of 14605 and 14620?

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 14605 and 14620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14605 and 14620, than apply into the LCM equation.

GCF(14605,14620) = 5
LCM(14605,14620) = ( 14605 × 14620) / 5
LCM(14605,14620) = 213525100 / 5
LCM(14605,14620) = 42705020

Least Common Multiple (LCM) of 14605 and 14620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14605 and 14620. First we will calculate the prime factors of 14605 and 14620.

Prime Factorization of 14605

Prime Factorization of 14620

Now multiplying the highest exponent prime factors to calculate the LCM of 14605 and 14620.

LCM(14605,14620) = 5¹ × 23¹ × 127¹ × 2² × 17¹ × 43¹
LCM(14605,14620) = 42705020