What is the Least Common Multiple of 43189 and 43195?

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 43189 and 43195 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43189 and 43195, than apply into the LCM equation.

GCF(43189,43195) = 1
LCM(43189,43195) = ( 43189 × 43195) / 1
LCM(43189,43195) = 1865548855 / 1
LCM(43189,43195) = 1865548855

Least Common Multiple (LCM) of 43189 and 43195 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43189 and 43195. First we will calculate the prime factors of 43189 and 43195.

Prime Factorization of 43189

Prime Factorization of 43195

Now multiplying the highest exponent prime factors to calculate the LCM of 43189 and 43195.

LCM(43189,43195) = 43189¹ × 5¹ × 53¹ × 163¹
LCM(43189,43195) = 1865548855