What is the Least Common Multiple of 85480 and 85487?

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 85480 and 85487 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85480 and 85487, than apply into the LCM equation.

GCF(85480,85487) = 1
LCM(85480,85487) = ( 85480 × 85487) / 1
LCM(85480,85487) = 7307428760 / 1
LCM(85480,85487) = 7307428760

Least Common Multiple (LCM) of 85480 and 85487 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85480 and 85487. First we will calculate the prime factors of 85480 and 85487.

Prime Factorization of 85480

Prime Factorization of 85487

Now multiplying the highest exponent prime factors to calculate the LCM of 85480 and 85487.

LCM(85480,85487) = 2³ × 5¹ × 2137¹ × 85487¹
LCM(85480,85487) = 7307428760