What is the Least Common Multiple of 7158 and 7178?

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 7158 and 7178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7158 and 7178, than apply into the LCM equation.

GCF(7158,7178) = 2
LCM(7158,7178) = ( 7158 × 7178) / 2
LCM(7158,7178) = 51380124 / 2
LCM(7158,7178) = 25690062

Least Common Multiple (LCM) of 7158 and 7178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7158 and 7178. First we will calculate the prime factors of 7158 and 7178.

Prime Factorization of 7158

Prime Factorization of 7178

Now multiplying the highest exponent prime factors to calculate the LCM of 7158 and 7178.

LCM(7158,7178) = 2¹ × 3¹ × 1193¹ × 37¹ × 97¹
LCM(7158,7178) = 25690062