What is the Least Common Multiple of 28430 and 28444?

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 28430 and 28444 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28430 and 28444, than apply into the LCM equation.

GCF(28430,28444) = 2
LCM(28430,28444) = ( 28430 × 28444) / 2
LCM(28430,28444) = 808662920 / 2
LCM(28430,28444) = 404331460

Least Common Multiple (LCM) of 28430 and 28444 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28430 and 28444. First we will calculate the prime factors of 28430 and 28444.

Prime Factorization of 28430

Prime Factorization of 28444

Now multiplying the highest exponent prime factors to calculate the LCM of 28430 and 28444.

LCM(28430,28444) = 2² × 5¹ × 2843¹ × 13¹ × 547¹
LCM(28430,28444) = 404331460