What is the Least Common Multiple of 67191 and 67198?

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 67191 and 67198 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67191 and 67198, than apply into the LCM equation.

GCF(67191,67198) = 1
LCM(67191,67198) = ( 67191 × 67198) / 1
LCM(67191,67198) = 4515100818 / 1
LCM(67191,67198) = 4515100818

Least Common Multiple (LCM) of 67191 and 67198 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67191 and 67198. First we will calculate the prime factors of 67191 and 67198.

Prime Factorization of 67191

Prime Factorization of 67198

Now multiplying the highest exponent prime factors to calculate the LCM of 67191 and 67198.

LCM(67191,67198) = 3¹ × 22397¹ × 2¹ × 33599¹
LCM(67191,67198) = 4515100818