What is the Least Common Multiple of 31189 and 31193?

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 31189 and 31193 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31189 and 31193, than apply into the LCM equation.

GCF(31189,31193) = 1
LCM(31189,31193) = ( 31189 × 31193) / 1
LCM(31189,31193) = 972878477 / 1
LCM(31189,31193) = 972878477

Least Common Multiple (LCM) of 31189 and 31193 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31189 and 31193. First we will calculate the prime factors of 31189 and 31193.

Prime Factorization of 31189

Prime Factorization of 31193

Now multiplying the highest exponent prime factors to calculate the LCM of 31189 and 31193.

LCM(31189,31193) = 31189¹ × 31193¹
LCM(31189,31193) = 972878477