What is the Least Common Multiple of 77175 and 77185?

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 77175 and 77185 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77175 and 77185, than apply into the LCM equation.

GCF(77175,77185) = 5
LCM(77175,77185) = ( 77175 × 77185) / 5
LCM(77175,77185) = 5956752375 / 5
LCM(77175,77185) = 1191350475

Least Common Multiple (LCM) of 77175 and 77185 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77175 and 77185. First we will calculate the prime factors of 77175 and 77185.

Prime Factorization of 77175

Prime Factorization of 77185

Now multiplying the highest exponent prime factors to calculate the LCM of 77175 and 77185.

LCM(77175,77185) = 3² × 5² × 7³ × 43¹ × 359¹
LCM(77175,77185) = 1191350475