What is the Least Common Multiple of 65239 and 65245?

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 65239 and 65245 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65239 and 65245, than apply into the LCM equation.

GCF(65239,65245) = 1
LCM(65239,65245) = ( 65239 × 65245) / 1
LCM(65239,65245) = 4256518555 / 1
LCM(65239,65245) = 4256518555

Least Common Multiple (LCM) of 65239 and 65245 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65239 and 65245. First we will calculate the prime factors of 65239 and 65245.

Prime Factorization of 65239

Prime Factorization of 65245

Now multiplying the highest exponent prime factors to calculate the LCM of 65239 and 65245.

LCM(65239,65245) = 65239¹ × 5¹ × 13049¹
LCM(65239,65245) = 4256518555