What is the Least Common Multiple of 47291 and 47309?

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 47291 and 47309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47291 and 47309, than apply into the LCM equation.

GCF(47291,47309) = 1
LCM(47291,47309) = ( 47291 × 47309) / 1
LCM(47291,47309) = 2237289919 / 1
LCM(47291,47309) = 2237289919

Least Common Multiple (LCM) of 47291 and 47309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47291 and 47309. First we will calculate the prime factors of 47291 and 47309.

Prime Factorization of 47291

Prime Factorization of 47309

Now multiplying the highest exponent prime factors to calculate the LCM of 47291 and 47309.

LCM(47291,47309) = 19² × 131¹ × 47309¹
LCM(47291,47309) = 2237289919