What is the Least Common Multiple of 64170 and 64175?

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 64175 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 64175, than apply into the LCM equation.

GCF(64170,64175) = 5
LCM(64170,64175) = ( 64170 × 64175) / 5
LCM(64170,64175) = 4118109750 / 5
LCM(64170,64175) = 823621950

Least Common Multiple (LCM) of 64170 and 64175 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64170 and 64175. First we will calculate the prime factors of 64170 and 64175.

Prime Factorization of 64170

Prime Factorization of 64175

Now multiplying the highest exponent prime factors to calculate the LCM of 64170 and 64175.

LCM(64170,64175) = 2¹ × 3² × 5² × 23¹ × 31¹ × 17¹ × 151¹
LCM(64170,64175) = 823621950