What is the Least Common Multiple of 51721 and 51729?

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 51721 and 51729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51721 and 51729, than apply into the LCM equation.

GCF(51721,51729) = 1
LCM(51721,51729) = ( 51721 × 51729) / 1
LCM(51721,51729) = 2675475609 / 1
LCM(51721,51729) = 2675475609

Least Common Multiple (LCM) of 51721 and 51729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51721 and 51729. First we will calculate the prime factors of 51721 and 51729.

Prime Factorization of 51721

Prime Factorization of 51729

Now multiplying the highest exponent prime factors to calculate the LCM of 51721 and 51729.

LCM(51721,51729) = 51721¹ × 3¹ × 43¹ × 401¹
LCM(51721,51729) = 2675475609