What is the Least Common Multiple of 78741 and 78759?

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 78741 and 78759 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78741 and 78759, than apply into the LCM equation.

GCF(78741,78759) = 9
LCM(78741,78759) = ( 78741 × 78759) / 9
LCM(78741,78759) = 6201562419 / 9
LCM(78741,78759) = 689062491

Least Common Multiple (LCM) of 78741 and 78759 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78741 and 78759. First we will calculate the prime factors of 78741 and 78759.

Prime Factorization of 78741

Prime Factorization of 78759

Now multiplying the highest exponent prime factors to calculate the LCM of 78741 and 78759.

LCM(78741,78759) = 3³ × 13¹ × 673¹ × 2917¹
LCM(78741,78759) = 689062491