What is the Least Common Multiple of 40760 and 40770?

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 40760 and 40770 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40760 and 40770, than apply into the LCM equation.

GCF(40760,40770) = 10
LCM(40760,40770) = ( 40760 × 40770) / 10
LCM(40760,40770) = 1661785200 / 10
LCM(40760,40770) = 166178520

Least Common Multiple (LCM) of 40760 and 40770 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40760 and 40770. First we will calculate the prime factors of 40760 and 40770.

Prime Factorization of 40760

Prime Factorization of 40770

Now multiplying the highest exponent prime factors to calculate the LCM of 40760 and 40770.

LCM(40760,40770) = 2³ × 5¹ × 1019¹ × 3³ × 151¹
LCM(40760,40770) = 166178520