What is the Least Common Multiple of 85530 and 85543?

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 85530 and 85543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85530 and 85543, than apply into the LCM equation.

GCF(85530,85543) = 1
LCM(85530,85543) = ( 85530 × 85543) / 1
LCM(85530,85543) = 7316492790 / 1
LCM(85530,85543) = 7316492790

Least Common Multiple (LCM) of 85530 and 85543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85530 and 85543. First we will calculate the prime factors of 85530 and 85543.

Prime Factorization of 85530

Prime Factorization of 85543

Now multiplying the highest exponent prime factors to calculate the LCM of 85530 and 85543.

LCM(85530,85543) = 2¹ × 3¹ × 5¹ × 2851¹ × 131¹ × 653¹
LCM(85530,85543) = 7316492790