What is the Least Common Multiple of 40570 and 40589?

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 40570 and 40589 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40570 and 40589, than apply into the LCM equation.

GCF(40570,40589) = 1
LCM(40570,40589) = ( 40570 × 40589) / 1
LCM(40570,40589) = 1646695730 / 1
LCM(40570,40589) = 1646695730

Least Common Multiple (LCM) of 40570 and 40589 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40570 and 40589. First we will calculate the prime factors of 40570 and 40589.

Prime Factorization of 40570

Prime Factorization of 40589

Now multiplying the highest exponent prime factors to calculate the LCM of 40570 and 40589.

LCM(40570,40589) = 2¹ × 5¹ × 4057¹ × 37¹ × 1097¹
LCM(40570,40589) = 1646695730