What is the Least Common Multiple of 69178 and 69185?

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 69178 and 69185 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69178 and 69185, than apply into the LCM equation.

GCF(69178,69185) = 1
LCM(69178,69185) = ( 69178 × 69185) / 1
LCM(69178,69185) = 4786079930 / 1
LCM(69178,69185) = 4786079930

Least Common Multiple (LCM) of 69178 and 69185 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69178 and 69185. First we will calculate the prime factors of 69178 and 69185.

Prime Factorization of 69178

Prime Factorization of 69185

Now multiplying the highest exponent prime factors to calculate the LCM of 69178 and 69185.

LCM(69178,69185) = 2¹ × 34589¹ × 5¹ × 101¹ × 137¹
LCM(69178,69185) = 4786079930