What is the Least Common Multiple of 31188 and 31195?

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 31188 and 31195 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31188 and 31195, than apply into the LCM equation.

GCF(31188,31195) = 1
LCM(31188,31195) = ( 31188 × 31195) / 1
LCM(31188,31195) = 972909660 / 1
LCM(31188,31195) = 972909660

Least Common Multiple (LCM) of 31188 and 31195 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31188 and 31195. First we will calculate the prime factors of 31188 and 31195.

Prime Factorization of 31188

Prime Factorization of 31195

Now multiplying the highest exponent prime factors to calculate the LCM of 31188 and 31195.

LCM(31188,31195) = 2² × 3¹ × 23¹ × 113¹ × 5¹ × 17¹ × 367¹
LCM(31188,31195) = 972909660