What is the Least Common Multiple of 20759 and 20779?

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 20759 and 20779 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20759 and 20779, than apply into the LCM equation.

GCF(20759,20779) = 1
LCM(20759,20779) = ( 20759 × 20779) / 1
LCM(20759,20779) = 431351261 / 1
LCM(20759,20779) = 431351261

Least Common Multiple (LCM) of 20759 and 20779 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20759 and 20779. First we will calculate the prime factors of 20759 and 20779.

Prime Factorization of 20759

Prime Factorization of 20779

Now multiplying the highest exponent prime factors to calculate the LCM of 20759 and 20779.

LCM(20759,20779) = 20759¹ × 11¹ × 1889¹
LCM(20759,20779) = 431351261