What is the Least Common Multiple of 65721 and 65739?

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 65721 and 65739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65721 and 65739, than apply into the LCM equation.

GCF(65721,65739) = 3
LCM(65721,65739) = ( 65721 × 65739) / 3
LCM(65721,65739) = 4320432819 / 3
LCM(65721,65739) = 1440144273

Least Common Multiple (LCM) of 65721 and 65739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65721 and 65739. First we will calculate the prime factors of 65721 and 65739.

Prime Factorization of 65721

Prime Factorization of 65739

Now multiplying the highest exponent prime factors to calculate the LCM of 65721 and 65739.

LCM(65721,65739) = 3¹ × 19¹ × 1153¹ × 17¹ × 1289¹
LCM(65721,65739) = 1440144273