What is the Least Common Multiple of 28309 and 28325?

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 28309 and 28325 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28309 and 28325, than apply into the LCM equation.

GCF(28309,28325) = 1
LCM(28309,28325) = ( 28309 × 28325) / 1
LCM(28309,28325) = 801852425 / 1
LCM(28309,28325) = 801852425

Least Common Multiple (LCM) of 28309 and 28325 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28309 and 28325. First we will calculate the prime factors of 28309 and 28325.

Prime Factorization of 28309

Prime Factorization of 28325

Now multiplying the highest exponent prime factors to calculate the LCM of 28309 and 28325.

LCM(28309,28325) = 28309¹ × 5² × 11¹ × 103¹
LCM(28309,28325) = 801852425