What is the Least Common Multiple of 71178 and 71186?

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 71178 and 71186 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71178 and 71186, than apply into the LCM equation.

GCF(71178,71186) = 2
LCM(71178,71186) = ( 71178 × 71186) / 2
LCM(71178,71186) = 5066877108 / 2
LCM(71178,71186) = 2533438554

Least Common Multiple (LCM) of 71178 and 71186 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71178 and 71186. First we will calculate the prime factors of 71178 and 71186.

Prime Factorization of 71178

Prime Factorization of 71186

Now multiplying the highest exponent prime factors to calculate the LCM of 71178 and 71186.

LCM(71178,71186) = 2¹ × 3¹ × 11863¹ × 35593¹
LCM(71178,71186) = 2533438554