GCF and LCM Calculator Logo

What is the Least Common Multiple of 55783 and 55789?

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 55783 and 55789 is 3112077787.

LCM(55783,55789) = 3112077787

LCM Calculator and
and

Least Common Multiple of 55783 and 55789 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55783 and 55789, than apply into the LCM equation.

GCF(55783,55789) = 1
LCM(55783,55789) = ( 55783 × 55789) / 1
LCM(55783,55789) = 3112077787 / 1
LCM(55783,55789) = 3112077787

Least Common Multiple (LCM) of 55783 and 55789 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55783 and 55789. First we will calculate the prime factors of 55783 and 55789.

Prime Factorization of 55783

Prime factors of 55783 are 7, 13, 613. Prime factorization of 55783 in exponential form is:

55783 = 71 × 131 × 6131

Prime Factorization of 55789

Prime factors of 55789 are 47, 1187. Prime factorization of 55789 in exponential form is:

55789 = 471 × 11871

Now multiplying the highest exponent prime factors to calculate the LCM of 55783 and 55789.

LCM(55783,55789) = 71 × 131 × 6131 × 471 × 11871
LCM(55783,55789) = 3112077787