What is the Least Common Multiple of 14420 and 14436?

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 14420 and 14436 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14420 and 14436, than apply into the LCM equation.

GCF(14420,14436) = 4
LCM(14420,14436) = ( 14420 × 14436) / 4
LCM(14420,14436) = 208167120 / 4
LCM(14420,14436) = 52041780

Least Common Multiple (LCM) of 14420 and 14436 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14420 and 14436. First we will calculate the prime factors of 14420 and 14436.

Prime Factorization of 14420

Prime Factorization of 14436

Now multiplying the highest exponent prime factors to calculate the LCM of 14420 and 14436.

LCM(14420,14436) = 2² × 5¹ × 7¹ × 103¹ × 3² × 401¹
LCM(14420,14436) = 52041780