What is the Least Common Multiple of 82560 and 82568?

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 82560 and 82568 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82560 and 82568, than apply into the LCM equation.

GCF(82560,82568) = 8
LCM(82560,82568) = ( 82560 × 82568) / 8
LCM(82560,82568) = 6816814080 / 8
LCM(82560,82568) = 852101760

Least Common Multiple (LCM) of 82560 and 82568 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82560 and 82568. First we will calculate the prime factors of 82560 and 82568.

Prime Factorization of 82560

Prime Factorization of 82568

Now multiplying the highest exponent prime factors to calculate the LCM of 82560 and 82568.

LCM(82560,82568) = 2⁷ × 3¹ × 5¹ × 43¹ × 10321¹
LCM(82560,82568) = 852101760