What is the Least Common Multiple of 73185 and 73191?

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 73185 and 73191 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73185 and 73191, than apply into the LCM equation.

GCF(73185,73191) = 3
LCM(73185,73191) = ( 73185 × 73191) / 3
LCM(73185,73191) = 5356483335 / 3
LCM(73185,73191) = 1785494445

Least Common Multiple (LCM) of 73185 and 73191 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73185 and 73191. First we will calculate the prime factors of 73185 and 73191.

Prime Factorization of 73185

Prime Factorization of 73191

Now multiplying the highest exponent prime factors to calculate the LCM of 73185 and 73191.

LCM(73185,73191) = 3¹ × 5¹ × 7¹ × 17¹ × 41¹ × 31¹ × 787¹
LCM(73185,73191) = 1785494445