What is the Least Common Multiple of 57205 and 57209?

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 57205 and 57209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57205 and 57209, than apply into the LCM equation.

GCF(57205,57209) = 1
LCM(57205,57209) = ( 57205 × 57209) / 1
LCM(57205,57209) = 3272640845 / 1
LCM(57205,57209) = 3272640845

Least Common Multiple (LCM) of 57205 and 57209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57205 and 57209. First we will calculate the prime factors of 57205 and 57209.

Prime Factorization of 57205

Prime Factorization of 57209

Now multiplying the highest exponent prime factors to calculate the LCM of 57205 and 57209.

LCM(57205,57209) = 5¹ × 17¹ × 673¹ × 19¹ × 3011¹
LCM(57205,57209) = 3272640845