What is the Least Common Multiple of 82660 and 82680?

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 82660 and 82680 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82660 and 82680, than apply into the LCM equation.

GCF(82660,82680) = 20
LCM(82660,82680) = ( 82660 × 82680) / 20
LCM(82660,82680) = 6834328800 / 20
LCM(82660,82680) = 341716440

Least Common Multiple (LCM) of 82660 and 82680 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82660 and 82680. First we will calculate the prime factors of 82660 and 82680.

Prime Factorization of 82660

Prime Factorization of 82680

Now multiplying the highest exponent prime factors to calculate the LCM of 82660 and 82680.

LCM(82660,82680) = 2³ × 5¹ × 4133¹ × 3¹ × 13¹ × 53¹
LCM(82660,82680) = 341716440