What is the Least Common Multiple of 64170 and 64187?

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 64170 and 64187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64170 and 64187, than apply into the LCM equation.

GCF(64170,64187) = 1
LCM(64170,64187) = ( 64170 × 64187) / 1
LCM(64170,64187) = 4118879790 / 1
LCM(64170,64187) = 4118879790

Least Common Multiple (LCM) of 64170 and 64187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64170 and 64187. First we will calculate the prime factors of 64170 and 64187.

Prime Factorization of 64170

Prime Factorization of 64187

Now multiplying the highest exponent prime factors to calculate the LCM of 64170 and 64187.

LCM(64170,64187) = 2¹ × 3² × 5¹ × 23¹ × 31¹ × 64187¹
LCM(64170,64187) = 4118879790