What is the Least Common Multiple of 66191 and 66199?

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 66191 and 66199 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66191 and 66199, than apply into the LCM equation.

GCF(66191,66199) = 1
LCM(66191,66199) = ( 66191 × 66199) / 1
LCM(66191,66199) = 4381778009 / 1
LCM(66191,66199) = 4381778009

Least Common Multiple (LCM) of 66191 and 66199 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66191 and 66199. First we will calculate the prime factors of 66191 and 66199.

Prime Factorization of 66191

Prime Factorization of 66199

Now multiplying the highest exponent prime factors to calculate the LCM of 66191 and 66199.

LCM(66191,66199) = 66191¹ × 7³ × 193¹
LCM(66191,66199) = 4381778009