GCF and LCM Calculator Logo

What is the Least Common Multiple of 28885 and 28889?

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 (LCM) of 28885 and 28889 is 834458765.

LCM(28885,28889) = 834458765

LCM Calculator and
and

Least Common Multiple of 28885 and 28889 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28885 and 28889, than apply into the LCM equation.

GCF(28885,28889) = 1
LCM(28885,28889) = ( 28885 × 28889) / 1
LCM(28885,28889) = 834458765 / 1
LCM(28885,28889) = 834458765

Least Common Multiple (LCM) of 28885 and 28889 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28885 and 28889. First we will calculate the prime factors of 28885 and 28889.

Prime Factorization of 28885

Prime factors of 28885 are 5, 53, 109. Prime factorization of 28885 in exponential form is:

28885 = 51 × 531 × 1091

Prime Factorization of 28889

Prime factors of 28889 are 7, 4127. Prime factorization of 28889 in exponential form is:

28889 = 71 × 41271

Now multiplying the highest exponent prime factors to calculate the LCM of 28885 and 28889.

LCM(28885,28889) = 51 × 531 × 1091 × 71 × 41271
LCM(28885,28889) = 834458765