What is the Least Common Multiple of 78181 and 78187?

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 78181 and 78187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78181 and 78187, than apply into the LCM equation.

GCF(78181,78187) = 1
LCM(78181,78187) = ( 78181 × 78187) / 1
LCM(78181,78187) = 6112737847 / 1
LCM(78181,78187) = 6112737847

Least Common Multiple (LCM) of 78181 and 78187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78181 and 78187. First we will calculate the prime factors of 78181 and 78187.

Prime Factorization of 78181

Prime Factorization of 78187

Now multiplying the highest exponent prime factors to calculate the LCM of 78181 and 78187.

LCM(78181,78187) = 37¹ × 2113¹ × 41¹ × 1907¹
LCM(78181,78187) = 6112737847