GCF and LCM Calculator Logo

What is the Least Common Multiple of 28897 and 28903?

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 28897 and 28903 is 835209991.

LCM(28897,28903) = 835209991

LCM Calculator and
and

Least Common Multiple of 28897 and 28903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28897 and 28903, than apply into the LCM equation.

GCF(28897,28903) = 1
LCM(28897,28903) = ( 28897 × 28903) / 1
LCM(28897,28903) = 835209991 / 1
LCM(28897,28903) = 835209991

Least Common Multiple (LCM) of 28897 and 28903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28897 and 28903. First we will calculate the prime factors of 28897 and 28903.

Prime Factorization of 28897

Prime factors of 28897 are 11, 37, 71. Prime factorization of 28897 in exponential form is:

28897 = 111 × 371 × 711

Prime Factorization of 28903

Prime factors of 28903 are 7, 4129. Prime factorization of 28903 in exponential form is:

28903 = 71 × 41291

Now multiplying the highest exponent prime factors to calculate the LCM of 28897 and 28903.

LCM(28897,28903) = 111 × 371 × 711 × 71 × 41291
LCM(28897,28903) = 835209991