What is the Least Common Multiple of 28507 and 28511?

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 28507 and 28511 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28507 and 28511, than apply into the LCM equation.

GCF(28507,28511) = 1
LCM(28507,28511) = ( 28507 × 28511) / 1
LCM(28507,28511) = 812763077 / 1
LCM(28507,28511) = 812763077

Least Common Multiple (LCM) of 28507 and 28511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28507 and 28511. First we will calculate the prime factors of 28507 and 28511.

Prime Factorization of 28507

Prime Factorization of 28511

Now multiplying the highest exponent prime factors to calculate the LCM of 28507 and 28511.

LCM(28507,28511) = 29¹ × 983¹ × 7¹ × 4073¹
LCM(28507,28511) = 812763077