GCF and LCM Calculator Logo

What is the Least Common Multiple of 8487 and 8500?

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 (LCM) of 8487 and 8500 is 72139500.

LCM(8487,8500) = 72139500

LCM Calculator and
and

Least Common Multiple of 8487 and 8500 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8487 and 8500, than apply into the LCM equation.

GCF(8487,8500) = 1
LCM(8487,8500) = ( 8487 × 8500) / 1
LCM(8487,8500) = 72139500 / 1
LCM(8487,8500) = 72139500

Least Common Multiple (LCM) of 8487 and 8500 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8487 and 8500. First we will calculate the prime factors of 8487 and 8500.

Prime Factorization of 8487

Prime factors of 8487 are 3, 23, 41. Prime factorization of 8487 in exponential form is:

8487 = 32 × 231 × 411

Prime Factorization of 8500

Prime factors of 8500 are 2, 5, 17. Prime factorization of 8500 in exponential form is:

8500 = 22 × 53 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 8487 and 8500.

LCM(8487,8500) = 32 × 231 × 411 × 22 × 53 × 171
LCM(8487,8500) = 72139500