What is the Least Common Multiple of 54709 and 54721?

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 54709 and 54721 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54709 and 54721, than apply into the LCM equation.

GCF(54709,54721) = 1
LCM(54709,54721) = ( 54709 × 54721) / 1
LCM(54709,54721) = 2993731189 / 1
LCM(54709,54721) = 2993731189

Least Common Multiple (LCM) of 54709 and 54721 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54709 and 54721. First we will calculate the prime factors of 54709 and 54721.

Prime Factorization of 54709

Prime Factorization of 54721

Now multiplying the highest exponent prime factors to calculate the LCM of 54709 and 54721.

LCM(54709,54721) = 54709¹ × 54721¹
LCM(54709,54721) = 2993731189