What is the Least Common Multiple of 57285 and 57290?

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 57285 and 57290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57285 and 57290, than apply into the LCM equation.

GCF(57285,57290) = 5
LCM(57285,57290) = ( 57285 × 57290) / 5
LCM(57285,57290) = 3281857650 / 5
LCM(57285,57290) = 656371530

Least Common Multiple (LCM) of 57285 and 57290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57285 and 57290. First we will calculate the prime factors of 57285 and 57290.

Prime Factorization of 57285

Prime Factorization of 57290

Now multiplying the highest exponent prime factors to calculate the LCM of 57285 and 57290.

LCM(57285,57290) = 3² × 5¹ × 19¹ × 67¹ × 2¹ × 17¹ × 337¹
LCM(57285,57290) = 656371530