What is the Least Common Multiple of 30570 and 30581?

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 30570 and 30581 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30570 and 30581, than apply into the LCM equation.

GCF(30570,30581) = 1
LCM(30570,30581) = ( 30570 × 30581) / 1
LCM(30570,30581) = 934861170 / 1
LCM(30570,30581) = 934861170

Least Common Multiple (LCM) of 30570 and 30581 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30570 and 30581. First we will calculate the prime factors of 30570 and 30581.

Prime Factorization of 30570

Prime Factorization of 30581

Now multiplying the highest exponent prime factors to calculate the LCM of 30570 and 30581.

LCM(30570,30581) = 2¹ × 3¹ × 5¹ × 1019¹ × 53¹ × 577¹
LCM(30570,30581) = 934861170