What is the Least Common Multiple of 40506 and 40510?

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 40506 and 40510 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40506 and 40510, than apply into the LCM equation.

GCF(40506,40510) = 2
LCM(40506,40510) = ( 40506 × 40510) / 2
LCM(40506,40510) = 1640898060 / 2
LCM(40506,40510) = 820449030

Least Common Multiple (LCM) of 40506 and 40510 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40506 and 40510. First we will calculate the prime factors of 40506 and 40510.

Prime Factorization of 40506

Prime Factorization of 40510

Now multiplying the highest exponent prime factors to calculate the LCM of 40506 and 40510.

LCM(40506,40510) = 2¹ × 3¹ × 43¹ × 157¹ × 5¹ × 4051¹
LCM(40506,40510) = 820449030