What is the Least Common Multiple of 47109 and 47122?

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 47109 and 47122 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47109 and 47122, than apply into the LCM equation.

GCF(47109,47122) = 1
LCM(47109,47122) = ( 47109 × 47122) / 1
LCM(47109,47122) = 2219870298 / 1
LCM(47109,47122) = 2219870298

Least Common Multiple (LCM) of 47109 and 47122 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47109 and 47122. First we will calculate the prime factors of 47109 and 47122.

Prime Factorization of 47109

Prime Factorization of 47122

Now multiplying the highest exponent prime factors to calculate the LCM of 47109 and 47122.

LCM(47109,47122) = 3¹ × 41¹ × 383¹ × 2¹ × 23561¹
LCM(47109,47122) = 2219870298