What is the Least Common Multiple of 65866 and 65886?

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 65866 and 65886 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65866 and 65886, than apply into the LCM equation.

GCF(65866,65886) = 2
LCM(65866,65886) = ( 65866 × 65886) / 2
LCM(65866,65886) = 4339647276 / 2
LCM(65866,65886) = 2169823638

Least Common Multiple (LCM) of 65866 and 65886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65866 and 65886. First we will calculate the prime factors of 65866 and 65886.

Prime Factorization of 65866

Prime Factorization of 65886

Now multiplying the highest exponent prime factors to calculate the LCM of 65866 and 65886.

LCM(65866,65886) = 2¹ × 32933¹ × 3¹ × 79¹ × 139¹
LCM(65866,65886) = 2169823638